Thursday Titles

Program overview


Session 100. Heineman Prize Lecture

Invited, Thursday, 8:30am - 9:20am, Ballroom I (Tucson Convention Center)

100.01 What Have We Learned About Solar Neutrinos?
J. Bahcall (Institute for Advanced Study, Princeton, NJ 08540)

Session 101. Intrinsic Variables

Display, Thursday, 9:20am - 4:00pm, Exhibit Hall A (Tucson Convention Center)

101.01 Near-infrared Spectroscopy of Dwarf Carbon Stars
R. R. Joyce (KPNO)
101.02 A Metallicity Calibration Using {\it hk}/({\it b-y}) Photometry for the Warmer Phases of RR Lyr Stars
S. R. Baird and J. W. Deane (Benedictine College and U. Kansas)
101.03 Barium Abundances in Metal Poor Giants
H. G. Roe (Williams College), C. Pilachowski and T. Armandroff (NOAO/KPNO)
101.04 The MACHO Project LMC Variable Star Inventory: Observations of the Pulsation of LMC RR Lyrae Stars
B. A. Peterson, T. Axelrod, K. Freeman, P. Quinn, A. Rodgers (MSSSO), C. Alcock, K. Cook (LLNL), R. Allsman (ANUSF), D. Bennett, S. Perlmutter (CfPA/UC Berkeley), K. Griest (CfPA/UCSD), S. Marshall, M. Pratt (CfPA/UCSB), C. Stubbs (CfPA/U Washington) and W. Sutherland (Oxford)
101.05 The MACHO Project LMC Variable Star Inventory: Beat Cepheids - Conclusive Evidence for the Excitation of the Second Overtone in Classical Cepheids
D. L. Welch, R. A. Allsman, C. Alcock, D. P. Bennett, K. H. Cook, T. S. Axelrod, K. C. Freeman, B. A. Peterson, P. J. Quinn, A. W. Rodgers, W. Sutherland, S. L. Marhsall, M. R. Pratt, C. W. Stubbs and K. Griest
101.06 CCD Observations of the Dwarf Cepheid CY Aquarii
T. E. Stephens, M. D. Joner and J. M. Powell (BYU)
101.07 An Explanation for Reported Light Curve Anomalies in the Dwarf Cepheid XX Cygni
D. C. Stephens, M. D. Joner and T. E. Stephens (BYU)
101.08 The Metallicity of the Cepheid S Nor and Photometry of NGC 6087
A. M. Fry and B. W. Carney (Univ. NC)
101.09 An Analysis of the Pulsation Period of the Dwarf Cepheid BL Camelopardalis
K. A. Nelson, M. D. Joner and E. Hintz (BYU)

Session 102. X-Ray Variables, Binaries and Transients

Display, Thursday, 9:20am - 4:00pm, Exhibit Hall A (Tucson Convention Center)

102.01 Evidence for Another Black Hole Binary: X-ray Nova Ophiuci 1977
R. A. Remillard (MIT), J. E. McClintock (CFA), J. A. Orosz and C. D. Bailyn (Yale)
102.02 Optical Observations of Black Hole Binaries: Improved Parameters for X-ray Nova Muscae 1991; Outburst Lightcurves for X-ray Nova Vela 1993 and X-ray Nova Sco 1994
J. A. Orosz, C. D. Bailyn (Yale), J. E. McClintock (CFA) and R. A. Remillard (MIT)
102.03 The Lack of Evidence for Orbital Period Evolution in Low Mass X-ray Binaries
P. Hertz (NRL)
102.04 Low-Energy Line Emission in Cygnus X--2: a Study with ASCA, BBXRT and the Einstein SSS
A. P. Smale, L. Angelini (USRA, NASA-GSFC), N. E. White (NASA-GSFC), K. Mitsuda and T. Dotani (ISAS, Japan)
102.05 The Luminosity Distribution of Low Mass X-Ray Binaries
J. R. White (Agnes Scott College) and F. A. Primini (SAO)
102.06 Identification of the Optical Counterpart of LMC X-1
A. L. Anderson, A. P. Cowley, P. C. Schmidtke and T. K. McGrath (ASU)
102.07 Search for Hard X-Ray Emission from the Soft X-Ray Transient Aquila X-1
B. A. Harmon (NASA/MSFC), S. N. Zhang (USRA), W. S. Paciesas (UAH), M. Tavani, P. Kaaret and E. Ford (CU)
102.08 BATSE Observations of the Hard X-Ray Transient GRS1915+105
K. J. Deal, W. S. Paciesas, M. S. Briggs, G. N. Pendleton (UAH), B. A. Harmon, C. A. Wilson, G. J. Fishman (NASA/MSFC) and S. N. Zhang (USRA)
102.09 A Study of Pulse Profile Variations from EXO 2030+375 with BATSE
W. S. Paciesas (UAH), M. H. Finger (USRA), R. B. Wilson and G. J. Fishman (NASA MSFC)
102.10 Monitoring the X-ray Sources in the Bulge of M31
F. A. Primini (SAO), E. Alfaro (IAA,Granada), J. Cowan (U. Oklahoma), P. Crane (Interferometrics), J. Dickel (U. Illinois), G. Hasinger (AIP,Potsdam), W. H. G. Lewin (MIT), E. Magnier (U. Amsterdam), W. Pietsch (MPE), D. Roberts (U. Illinois) and J. van Paradijs (U. Ala.,Huntsville)
102.11 A New Be-star/X-ray Pulsar in the LMC
T. K. McGrath, P. C. Schmidtke, A. P. Cowley and A. L. Anderson (ASU)
102.12 35-Day Evolution of the Her X-1 Pulse Profile:Evidence For An Inner Disk Occultation of the Pulsar
D. M. Scott (USRA/MSFC)
102.13 X-ray Observations of PSR B1259$-$63 at Periastron
V. M. Kaspi (IPAC/Caltech/JPL), M. Tavani (Columbia U.), F. Nagase, M. Hoshino, T. Aoki, M. Hirayama (ISAS, Japan), N. Kawai (RIKEN, Japan) and J. Arons (UC Berkeley)
102.14 Hard X-Ray Emission from the Pulsar System PSR B1259-63 near Periastron
M. Tavani (Columbia Astrophysics Laboratory, Columbia University, New York, NY 10027), E. Grove, W. N. Johnson, J. D. Kurfess, M. S. Strickman (E.O. Hulburt Center for Space Research, Naval Research Laboratory, Code 7650, Washington DC, 20375), W. R. Purcell (Department of Physics and Astronomy, Northwestern University, Evanston IL, 60208) and J. Arons (UC Berkeley)
102.15 Spectral Variability in Her X-1
D. A. Leahy (Dept. Physics \char38\ Astronomy, University of Calgary)
102.16 Optical Spectroscopy of the Symbiotic X-ray Binary Pulsar GX 1+4/V2116 Oph
P. Roche (University of Sussex) and D. Chakrabarty (Caltech)

Session 103. Open and Globular Clusters

Display, Thursday, 9:20am - 4:00pm, Exhibit Hall A (Tucson Convention Center)

103.01 Open Clusters and the Chemical Evolution of the Galactic Disk
B. Hufnagel (UCSC and NRAO)
103.02 The Oldest Open Clusters
R. L. Phelps (OCIW) and K. A. Janes (Boston U.)
103.03 Is the Slope of the Hyades IMF Rising Below $M \sim 0.1 M_{\sun}$?
C. Bryja (Mankato State U.)
103.04 CCD Photometry of the Open Cluster NGC 1857
T. Colegrove, P. Rogers, M. Rodrigue, J. Thompson (UNR), A. Schultz (CSC/STScI) and U. Fink (LPL/UA)
103.05 Variation of CN 4216 Band Strength in Old Open Clusters
J. Lotz and E. D. Friel (Maria Mitchell Observatory)
103.06 Kinematic Analysis of Old Open Clusters
R. M. Patino and E. D. Friel (MMO)
103.07 Lynga 7: Old Open Cluster or Disk Globular Cluster
M. Tavarez and E. D. Friel (MMO)
103.08 Dynamical Modeling of NGC 6397: Simulated HST Imaging
J. D. Dull, H. N. Cohn, P. M. Lugger, S. D. Slavin (Indiana U.) and B. W. Murphy (Butler U.)
103.09 HST Observations of Mass Segregation in the Globular Cluster NGC 6397
C. Sosin, I. R. King and A. M. Cool (UC Berkeley)
103.10 Dynamical Models of the Globular Cluster M15
B. W. Murphy (Butler U.), H. N. Cohn, P. M. Lugger and J. D. Dull (Indiana U.)
103.11 W UMa Systems Discovered in 47 Tucanae using HST
P. D. Edmonds, R. L. Gilliland, L. D. Petro, A. Saha and M. M. Shara (STScI)
103.12 Derived Parameters for NGC 6791 from High-Metallicity Isochrones
M. J. Tripicco, R. A. Bell (U. Maryland), B. Dorman (U. Virginia) and B. Hufnagel (UCSC/NRAO)
103.13 {\it HST}/WFPC Imaging of Candidate Optical Counterparts for a Globular Cluster X-ray Source in NGC 1851
E. W. Deutsch, S. F. Anderson, B. Margon (U. Wash) and R. A. Downes (STScI)

Session 104. Globular Clusters

Display, Thursday, 9:20am - 4:00pm, Exhibit Hall A (Tucson Convention Center)

104.01 Absolute Spectrophotometry of 237 Open Cluster Stars
L. Clampitt and D. Burstein (ASU)
104.02 Simultaneous Multicolor Isochrone Fitting with Reddening
W. J. Roberts (CAS) and E. K. Grebel (Sternwarte Bonn)
104.03 Aluminum-Oxygen Abundance Anticorrelations and Deep-Mixing Scenarios for Globular Cluster Giants
G. E. Langer (Colorado College, UCO/Lick Obs) and R. Hoffman (UCO/Lick Obs)
104.04 HST Observations of Young Star Clusters in NGC 4038/4039, ``The Antennae'' Galaxies
B. C. Whitmore (STScI) and F. Schweizer (Carnegie-DTM)
104.05 Efforts to Detect Young Globular Clusters in Interacting and Cooling Flow Galaxies
J. S. Gallagher (U. Wisc), J. A. Holtzman (Lowell Observatory) and W. Idt
104.06 Peculiarities of the Globular Cluster NGC 5694
C. H. B. K\"onig and G. G. Fahlman (UBC)
104.07 Large-format CCD Photometry of the Globular Cluster M5
E. Sandquist, M. Bolte (UCO/Lick Observatory), P. Stetson and J. Hesser (NRC/HIA/DAO)
104.08 Horizontal Branch Stars in M3 and M13
R. O. Gray (Appalachian State U), C. J. Corbally (Vatican Observatory) and J. M. Hill (Steward Observatory)
104.09 Newly Identified Blue Horizontal-Branch Stars in M 92
A.G.D. Philip (Union College)
104.10 Photometry of Globular Cluster NGC 5466
K. A. Montgomery (Boston University), J. N. Heasley (Institute for Astronomy, University of Hawaii) and K. A. Janes (Boston University)
104.11 High-Velocity Stars in Globular Clusters
R. C. Peterson (Lick)
104.12 Fabry-Perot Velocities For Globular Cluster Stars: M15, M3, and M4
K. Gebhardt (Univ. of Michigan), C. Pryor, T. B. Williams (Rutgers University) and J. E. Hesser (DAO/HIA/NRC)
104.13 Very Low Mass Stars and White Dwarfs in NGC 6397 and M15
G. De Marchi and F. Paresce (STScI)
104.14 HST WFPC2 Study of the Density Profile and Stellar Populations in M15
P. Guhathakurta (STScI), B. Yanny (Fermilab), D. P. Schneider (Penn State U) and J. N. Bahcall (IAS, Princeton)
104.15 HST FOS Integrated Spectra of Four M31 Globular Clusters
J. Ponder, D. Burstein (ASU), C. -C. Wu (CSC), R. W. O'Connell (UVa), J. A. Rose (UNC), J. A. Frogel (OSU) and M. Rieke (UofA)
104.16 A Fokker-Planck model of Dense Rotating Stellar Clusters
J. Girash (CfA)
104.17 The Luminosity Function and Radial Profile of the Stellar Population in the Core of 47 Tucanae
F. Paresce, G. De Marchi, R. Jedrzejewski, R. Gilliland (STScI) and M. G. Stratta (Univ. of Rome)
104.18 CCD Photometry for the Globular Cluster NGC 7089 (M2)
C. L. Gottbrath (DePauw U.) and A. Sarajedini (NOAO/KPNO)
104.19 The Frequency of Binary Stars in the Globular Cluster M71
S. C. Barden, T. E. Armandroff (NOAO) and C. P. Pryor (Rutgers)

Session 105. Barred Spirals

Display, Thursday, 9:20am - 4:00pm, Exhibit Hall A (Tucson Convention Center)

105.01 The Neutral Hydrogen Structure and Possible Pattern Speeds of Two Spiral Galaxies
E. M. Moore (Boston University) and S. T. Gottesman (U. of Florida)
105.02 Multiwavelength Study of the Barred Spiral Galaxy NGC 7479
S. Laine and S. T. Gottesman (UF)
105.03 Star Formation in the Circumnuclear Regions of Barred Galaxies
J. H. Knapen (Universit\'e de Montr\'eal), J. E. Beckman (IAC Tenerife, Spain) and I. Shlosman (University of Kentucky)
105.04 NGC 6946: Molecular Bar or Molecular Spiral Arms?
M. W. Regan (UMd) and S. N. Vogel (UMd)
105.05 HI Study of Barred Magellanic Type Galaxies
E. Wilcots (NRAO), C. Lehman (RPI) and B. Miller (DTM)
105.06 Testing the Snickers${}^{\bf TM}$ Hypothesis: Is Every Peanut to be Found in a Galaxy Bar?
M. R. Merrifield (Southampton U.) and K. Kuijken (Kapteyn Instituut)
105.07 Bars and Chemical Evolution of Spiral Galaxies
P. Martin (Stew. Obs.)
105.08 Hubble Space Telescope Images of Nuclear Rings in NGC 6951 and NGC 1097
A. J. Barth, L. C. Ho, A. V. Filippenko (UC Berkeley) and W. L. W. Sargent (Caltech)
105.09 Properties of HII Regions in Resonance Ring Spiral Galaxies
D. A. Crocker (U. Ala.), P. D. Baugus (Rhodes Coll.) and R. Buta (U. Ala.)
105.10 The Catalogue of Southern Ringed Galaxies
R. Buta (Univ. Alabama)

Session 106. Galaxies: Photometry and Spectrophotometry

Display, Thursday, 9:20am - 4:00pm, Exhibit Hall A (Tucson Convention Center)

106.01 The Evolution of the Galaxy Luminosity Function with Redshift
C. Gronwall and D. C. Koo (UC Santa Cruz and UCO/Lick)
106.02 The Distance of the Redshift-Discordant Member in Seyfert's Sextet
W. Wu, C. R. Rabaca and J. W. Sulentic (The University of Alabama)
106.03 Galaxies and Pairs in a Deep WFPC2 Field
W. C. Keel (U. Alabama), R. A. Windhorst and B. E. Franklin (Arizona State U.)
106.04 Post-Starburst Galaxies in the Coma, DC2048--52, and DC0326--53 clusters
N. Caldwell (SAO) and J. Rose (UNC)
106.05 Optical Variability in Galaxies at $z \approx 0.5$: Few and Far Between
G. P. Kochanski (ATandT Bell Labs), J. A. Tyson (ATandT Bell Labs) and P. Fischer (ATandT Bell Labs)
106.06 Color Distributions and Number Counts of Extremely Faint K-Selected Galaxies
L. A. Moustakas, M. Davis, J. R. Graham (U.C.Berkeley), S. Charlot (NOAO) and B. Peterson (MSSSO, Australia)
106.07 Forbidden Oxygen Emission In Cluster Galaxies Associated With QSOs 3C215, 3C263, 3C275.1, and MC1130+106
P. Hintzen (GSFC/UNLV), R. J. Oliversen (GSFC/LASP), M. Epstein (CSULB), B. E. Woodgate, L. W. Brown (GSFC/LASP), R. Elston (NOAO/CTIO), W. Romanishin (U.OK.), J. D. Lowenthal (UCSC) and R. F. Green (NOAO/KPNO)
106.08 Keck Spectroscopy of Moderate Redshift Galaxies Imaged by HST
D. A. Forbes, A. C. Phillips, G. D. Illingworth and D. C. Koo (Lick Observatory, University of California, Santa Cruz, CA 95064)
106.09 Properties of Field Galaxies to $I=22$ from the Medium Deep Survey
A. C. Phillips, D. A. Forbes, C. Gronwall, G. D. Illingworth, D. C. Koo (Lick Obs., UCSC), R. E. Griffiths, K. Ratnatunga (JHU), R. S. Ellis (IoA, Cambridge Univ.), R. F. Green (NOAO), J. P. Huchra (CfA), J. A. Tyson (Bell Labs) and R. A. Windhorst (ASU)
106.10 The Effects of Environment on Mass and Light in Spiral Galaxies : A Study of 17 Nearby Clusters
N. P. Vogt (University of California, Santa Cruz), M. P. Haynes and T. Herter (Cornell University)
106.11 A Broadband Photometric Survey of Galaxies in the Bootes Void
S. Cruzen, D. Weistrop (UNLV) and C. Hoopes (NMSU)
106.12 Photometric and Morphological Properties of Galaxies at the North Galactic Pole
S. C. Odewahn and G. Aldering (University of Minnesota)
106.13 Spectrophotometry and Modeling of "E+A" Galaxies
C. T. Liu (Univ. of Arizona) and R. F. Green (NOAO)
106.14 BVRI Photometry of Cluster Galaxies II: Cluster Comparison
E. G. Hintz, J. W. Moody and M. D. Joner (Brigham Young University)
106.15 The UV-IR Energy Budget and Far-Infrared Emission in Spiral Galaxies
L. V. Jones and W. C. Keel (U. Alabama)
106.16 Near-IR Colors Of Distant Field Galaxies
R. Elston (Cerro Tololo Inter-American Observatory) and P. Eisenhardt (JPL/Caltech)

Session 107. Galaxies: Morphology and Interactions

Display, Thursday, 9:20am - 4:00pm, Exhibit Hall A (Tucson Convention Center)

107.01 Dwarf Galaxies in the Coma Cluster
J. Secker and W. E. Harris (McMaster University)
107.02 Detection of a Galaxy Cluster at z=2.4
B. Woodgate (GSFC), P. Francis (U. Melbourne), S. Warren (Imperial College), P. Moller (STScI), T. Williams (Rutgers U.) and J. Lowenthal (Lick Obs)
107.03 The Fundamental Plane of Cluster Ellipticals in the Near-Infrared
M. A. Pahre, S. G. Djorgovski, R. R. de Carvalho (Caltech) and J. R. Mould (MSSSO)
107.04 Deep HST/PC Imaging of a Young Elliptical Radio Galaxy at z=2.390
R. A. Windhorst (Arizona State U.) and W. C. Keel (U. Alabama)
107.05 Keck Observations of the Most Distant Galaxy: 8C1435+63 at z=4.25
H. Spinrad, A. Dey and J. R. Graham (University of California, Berkeley)
107.06 A Catalog of Stellar Velocity Dispersions
D. B. McElroy (CSC/STScI)
107.07 Tidal Stripping and the Fundamental Plane
S. Levine and L. Aguilar (IA-UNAM)
107.08 Multiple Core Galaxies: Implications for M31
B. F. Smith (NASA/Ames) and R. H. Miller (U. Chicago)
107.09 Automated Recognition of Galaxy Morphology Using Neural Networks
M. L. Nielsen and S. C. Odewahn (University of Minnesota)
107.10 Forming X-shapes in Disk Galaxies Through Minor Mergers
I. Walker, J. C. Mihos, L. Hernquist and M. Bolte (UC Santa Cruz)
107.11 Radio Continuum Mapping of the Spiral Galaxy NGC 4321
S. D. Hyman (Sweet Briar College), K. W. Weiler (Naval Research Lab), S. D. Van Dyk (UC Berkeley), R. A. Sramek (NRAO/VLA) and W. Liang (Sweet Briar College)
107.12 Counting Pairs of Faint Galaxies
D. Woods, G. G. Fahlman and H. B. Richer (UBC)
107.13 HST/WFPC-2 Observations of a Small Cluster of Galaxies in Ursa Major
J. L. Sandoval and E. M. Malumuth (CSC/GSFC)
107.14 Young Star Clusters and CO Gas in the Galaxy Merger, NGC 7727 (Arp 222)
D. R. Crabtree and T. Smecker-Hane (DAO)
107.15 Tracing the Gas in the Merger Arp 105
E. Brinks (NRAO), I. F. Mirabel (Centre d'Etudes de Saclay) and P. Duc (Centre d'Etudes de Saclay)
107.16 Are Gradients in Intracluster Metals and Galaxy Morphology Related?
R. A. Dupke and R. E. White III (University of Alabama)
107.17 The 3CR WFPC2 HST Snapshot Survey
S. de Koff (STScI), S. A. Baum (STScI), J. Biretta (STScI), D. Golombek (STScI), F. D. Macchetto (STScI), P. J. McCarthy (Carnegie Obs), G. K. Miley (Leiden Observatory) and W. Sparks (STScI)

Session 108. Seyfert Galaxies

Display, Thursday, 9:20am - 4:00pm, Exhibit Hall A (Tucson Convention Center)

108.01 Continuous Monitoring of NGC4151 with CGRO/BATSE
A. Parsons, N. Gehrels (NASA/GSFC), W. Paciesas (U. of Alabama), A. Harmon, G. Fishman and C. Wilson (NASA/MSFC)
108.02 Near-Infrared Spectroscopy of Seyfert 1 Nucleus NGC 4151
R. A. Knop, L. Armus, J. E. Larkin, K. Matthews, D. Shupe and B. T. Soifer (Caltech)
108.03 ASCA Observations of Fe K$\alpha$ Line Profiles in Seyfert Galaxies
K. A. Weaver, J. Nousek (Penn State) and T. Yaqoob (NASA/GSFC)
108.04 Ultraviolet Spectropolarimetry of AGNs with the Faint Object Spectrograph: Mrk 486 and I Zw 1
P. S. Smith, R. G. Allen and G. D. Schmidt (Steward Observatory)
108.05 An Intensive HST, IUE, and Ground-Based Study of NGC 5548
K. T. Korista (Univ.Ky), D. Alloin (Meudon), P. Barr (ESTEC), J. Clavel (ESTEC), R. D. Cohen (UCSD), D. M. Crenshaw (CSC), I. N. Evans (STScI), K. Horne (St. Andrews), A. P. Koratkar (STScI), G. A. Kriss (JHU), J. H. Krolik (JHU), M. A. Malkan (UCLA), S. L. Morris (DAO), H. Netzer (Tel-Aviv), P. T. O'Brien (Oxford), B. M. Peterson (OSU), G. A. Reichert (USRA), P. M. Rodr\'{\i}guez-Pascual (VILSPA), W. Wamsteker (VILSPA) and I. A. Watch
108.06 Emission-Line Profile Variations in the AGN NGC 5548
I. Wanders and B. M. Peterson (OSU)
108.07 Bipolar Nuclear Outflow from the Seyfert 1 Galaxy NGC 5548
J. M. Wrobel (NRAO and NRAL)
108.08 Superwind Outflow in Seyfert Galaxies?: Optical Observations of an Edge-On Sample
E. Colbert, J. Gallimore (STScI and UMD), S. Baum, C. O'Dea (STScI) and M. Lehnert (LLNL)
108.09 Hard X-ray Emission from NGC 7469
R. A. Cameron (SAO), J. E. Grove, W. N. Johnson, R. A. Kroeger and J. D. Kurfess (NRL)
108.10 A Spectral Analysis of Scorpius X-1
B. L. Frye, S. Kahn and F. Paerels (U.C. Berkeley)
108.11 HST/FOC Observations of Seyfert Galaxies
A. Capetti, F. D. Macchetto, D. J. Axon and W. B. Sparks (STScI)
108.12 Stellar Absorption Lines and the Nuclear Continuum in Seyfert Galaxies
C. H. Nelson (STScI) and M. Whittle (U. Va.)
108.13 Spectra for Saturated Masing in Extragalactic Circumnuclear Disks and NGC 4258
A. J. Collison, R. E. Emmering and W. D. Watson (UIUC)
108.14 Autoionizing Shocks along the Twisted Jets of NGC 4258
G. Cecil (UNC-CH), C. De Pree (UNC-CH/NRAO) and J. Morse (STScI)
108.15 WFPC-2 Imaging of a Spiral Gas Disk Surrounding the Nucleus of NGC 5252
J. A. Morse (STScI), Z. Tsvetanov (JHU), G. Cecil (UNC-CH) and A. S. Wilson (UMd)
108.16 HST Images of Small Scale Structure in Seyfert and Markarian Galaxies
J. W. MacKenty, C. H. Nelson (STScI), S. M. Simkin (MSU) and R. E. Griffiths (JHU)

Session 109. Extragalactic Radio Sources, Jets

Display, Thursday, 9:20am - 4:00pm, Exhibit Hall A (Tucson Convention Center)

109.01 Identifications and Spectroscopy of High-Redshift Radio Galaxies from the B3VLA Survey
L. Maxfield, S. G. Djorgovski, D. Thompson, J. D. Smith (Caltech), M. Vigotti and G. Grueff (IR/CNR, Bologna)
109.02 An Unbiased Survey of Interday Variability of 6-cm-wavelength Extragalactic Radio Sources
W. T. Sullivan and M. R. Griffith (U. Wash.)
109.03 First Results from 8.4 GHz VLA Imaging of 1800 Southern Sky Parkes-MIT-NRAO (PMN) Radio Sources
A. Fletcher, S. Conner and B. Burke (MIT)
109.04 Variability of Extragalactic Radio Sources at Low Frequencies
D. R. Altschuler (NAIC/Arecibo Observatory), J. F. Salgado (Department of Astronomy, The University of Michigan), B. K. Dennison (Department of Physics, Virginia Polytechnic Institute and State University) and T. Ghosh (NAIC/Arecibo Observatory)
109.05 The Properties of Host Galaxies of Powerful Radio Sources
E. L. Zirbel (Space Telescope Science Institute)
109.06 Radio-Loud Quasar Environments at z$>$0.6
P. B. Hall (University of Arizona) and R. F. Green (KPNO/NOAO)
109.07 ROSAT Observations of Three Galaxies with Prominent Radio Jets
M. Birkinshaw and D. M. Worrall (SAO)
109.08 Beamed and Unbeamed X-ray Emission in Radio Galaxies Selected from the B2 Radio Survey
D. M. Worrall and M. Birkinshaw (SAO)
109.09 Radio-Aligned Blue Lobes in the Nearby Radio Galaxy 3C 171
B. R. McNamara (SAO), C. L. Sarazin (U. Virginia) and B. T. Jannuzi (IAS)
109.10 Star Formation in the HI Cloud Associated with the NE Radio Lobe of NGC5128 (Cen A)
J. A. Graham (Carnegie-DTM)
109.11 The Compact Radio Structure of 2 High Redshift Radio Galaxies
A. Peck, R. T. Schilizzi, M. Bremer, K. C. Chambers, L. I. Gurvits, G. K. Miley, H. Ruttgering and W. van Breugel (1 New Mexico Tech2 Joint Institute for VLBI in Europe3 Leiden Observatory)
109.12 Results of $\lambda18\,cm$ VLBI Monitoring of the Radio Jet of Virgo A
J. A. Biretta (STScI) and W. Junor (UNM)
109.13 The Nucleus and Jet of Virgo A at $10^{-2}$ Parsec Resolution.
W. Junor (UNM) and J. A. Biretta (STScI)
109.14 Aligned Radio and Emission-Line Jets in the Type 2 Seyfert Galaxy Mkn 1066
G. Bower, A. Wilson, J. Morse, J. Mulchaey (STScI), R. Gelderman (NASA-GSFC) and M. Whittle (U. Virginia)
109.15 VLBA and VLA Observations of the Relativistic Radio Jets of GRO J1655-40
R. M. Hjellming and M. P. Rupen (NRAO)
109.16 Asymmetries in Compact Steep Spectrum Sources and Unification Schemes
D. J. Saikia, S. Jeyakumar (NCRA/TIFR, Pune), P. J. Wiita (GSU), H. S. Sanghera (VLBI Inst., Dwingeloo) and R. E. Spencer (NRAL, Jodrell Bank)
109.17 Deep $K'$ Imaging of $z \sim 1$ Quasars
S. E. Ridgway and A. Stockton (IFA, University of Hawaii)

Session 110. Blazars and BL Lacs

Display, Thursday, 9:20am - 4:00pm, Exhibit Hall A (Tucson Convention Center)

110.01 Optical Broadband Variability of the Blazar OJ 287
T. J. Balonek, C. A. Tremonti and C. T. Strom (Colgate U)
110.02 OJ-94 Project: Preliminary Analysis of Light Curves of OJ 287 and 3C 66A
H. J. Lehto (Tuorla Observatory, Piikki\"o, Finland) and P. Boltwood (Stittsville, Ontario, Canada)
110.03 Optical Variability Timescales In Blazars Revisited
J. R. Webb, P. Jenkins, R. Branly and T. J. Barnello (Florida International University)
110.04 Spectropolarimetry of OJ287
J. A. de Diego, J. N. Gonz\'alez-P\'erez (Instituto de Astrof\'isica de Canaria), P. Charles (Institute of Astronomy of Cambridge) and M. R. Kidger (Instituto de Astrof\'isica de Canaria)
110.05 Multiband Monitoring of OJ287 in 1993/94
M. Kidger (Instituto de Astrof\'\i sica de Canarias), A. Sillanp\"a\"a, L. O. Takalo, T. Pursimo, H. Lehto, E. Valtaoja, K. Nilsson (Tuorla Observatory), H. Ter\"asranta, M. Tornikoski (Mets\"ahovi Radio Res. St.), J. A. de Diego, J. N. Gonz\'alez-P\'erez, J. -M. R. guez-Espinosa, T. Mahoney (Instituto de Astrof\'\i sica de Canarias), P. Boltwood (Ont. K2S 1N6, Canada), D. Dulzin-Hacyan, E. Benitez (Instituto de Astronom\'\i a-UNAM), G. W. Turner, J. W. Robertson, R. K. Honeycut (Indiana University), Y. S. Efimov (Crimean Astrophysical Obs.), N. Shakhovskoy, P. A. Charles (Univ.of Oxford), K. J. Schramm, U. Borgeest, J. V. Linde (Hamburg Universit\"at), A. Sadun (Bradley Obs.), R. Grashuis (Capilla Peak Obs.), M. F. Aller, H. D. Aller and P. A. Hughes (Univ.of Michigan)
110.06 The Doppler Factor and Orientation of 3C279
A. E. Wehrle (IPAC/CalTech/JPL), A. C. Zook (Pomona College), S. C. Unwin (CalTech), C. Murry (STScI) and D. Gilmore (STScI)
110.07 The Intra-Night Variability Characteristics of OJ287
J. N. Gonz\'alez-P\'erez, M. Kidger and J. A. de Diego (Instituto de Astrof\'\i sica de Canarias)
110.08 The Light Curve of Blazar 3C 66A
L. O. Takalo, T. Pursimo, A. Sillanp\"a\"a, H. Lehto, K. Nilsson, M. Kidger, J. A. de Diego, J. N. Gonzales-Perez, J. -M. Rodriguez-Espinoza, T. Mahoney, P. Boltwood, D. Dultzin-Hacyan, E. Benitez, G. W. Turner, J. W. Robertson, R. K. Honeycutt, Y. S. Efimov, N. Shakhovskoy, P. A. Charles, K. J. Schramm, U. Borgeest, J. V. Linde, A. Sadun and R. Grashuis (1. Tuorla Observatory, Finland 2. IAC, Spain 3. Stittsville, Ontario 4. UNAM, Mexico 5. Indiana Univ. 6. Crimean Observatory, Ukraine 7. Oxford, UK 8. Hamburg Observatory, Germany 9. Bradley Observatory, GA 10. Capilla Peak Observatory)
110.09 Simultaneous Submillimeter and Gamma-ray Fluxes of Blazars
A. C. Zook (Pomona College), A. E. Wehrle (IPAC/CalTech/JPL), S. C. Unwin (CalTech), D. L. Jones (JPL), A. M. Paske (Pomona College) and R. Blford (CalTech)
110.10 Probing BL Lac and Cluster Evolution via a Wide-angle, Deep X-ray Selected Sample
E. Perlman, L. Jones, N. White, L. Angelini (GSFC), P. Giommi (ESA/ESRIN), I. McHardy (Southampton) and G. Wegner (Dartmouth)
110.11 The Environment of BL Lacertae Objects
J. E. Pesce, C. M. Urry (STScI), R. Falomo (Oss. Astr. Padua) and A. Treves (SISSA/ISAS)

Session 111. Gamma Ray Bursts

Oral, Thursday, 10:00am - 11:30am, Ballroom I (Tucson Convention Center)

111.01 Search for Ultra-High-Energy Radiation from Gamma-Ray Bursts
R. Schnee, M. Cavalli-Sforza, D. Coyne, D. Dorfan, L. Kelley, D. A. Williams, T. Yang (U.C.Santa Cruz), G. E. Allen, C. Y. Chang, M. L. Chen, C. L. Dion, J. A. Goodman, M. J. Stark (U. Maryland), D. Berley (U.Maryland, NSF), S. Biller (U.C.Irvine, U.Leeds), R. L. Burman, T. J. Haines, C. M. Hoffman, D. E. Nagle, D. M. Schmidt, C. Sinnis (LANL), P. Chumney, A. Shoup, G. B. Yodh (U.C.Irvine), R. W. Ellsworth (George Mason U.), S. Klein (U.C.Santa Cruz, LBL) and J. -P. Wu (U.C.Riverside)
111.02D Measurement of Time Dilation in Pulse Widths and Intervals between Pulses in Gamma-Ray Bursts
S. P. Davis (Catholic U,GSFC)
111.03 High Velocity Neutron Star Model of Gamma-Ray Burst Sources
T. Bulik and D. Q. Lamb (U. Chicago)
111.04D Continuum Spectral Evolution Of Gamma-Ray Bursts
V. Kargatis (Rice University)
111.05 Repeating and Galactic Anisotropy of Gamma-Ray Bursts in Light of the BATSE 2B Catalogue
D. Q. Lamb and J. M. Quashnock (U. Chicago)
111.06 On the Measurement of a Compton-Getting Dipole in the Photon Number Counts of $\gamma$-ray Bursts
C. A. Scharf, K. Jahoda and E. Boldt (NASA/GSFC)
111.07 Results from GROCSE, A Real-Time Search for the Optical Counterparts of Gamma-Ray Bursts
C. Akerlof, B. Lee (Univ. of Michigan), S. Barthelmy, T. Cline, N. Gehrels (NASA/Goddard SFC), E. Ables, R. Bionta, L. Ott, H. Park (LLNL), G. Fishman, C. Kouveliotou, C. Meegan (NASA/Marshall SFC) and D. Ferguson (WorldView Imaging Corporation)

Session 112. Microlensing and the Search for MACHOS

Oral, Thursday, 10:00am - 11:30am, Ballroom II (Tucson Convention Center)

112.01 The Macho Project: A Search for Baryonic Dark Matter in the Milky Way
C. Alcock, K. Cook (LLNL), R. Allsman (ANUSF), T. Axelrod, K. Freeman, B. Peterson, P. Quinn, A. Rodgers (MSSSO), D. Bennett, S. Perlmutter (CfPA/UC Berkeley), K. Griest (CfPA/UCSD), S. Marshall, M. Pratt (CfPA/UCSB), C. Stubbs (CfPA/U Washington) and W. Sutherland (Oxford)

Session 113. Early Universe and Cosmic Microwave Background

Oral, Thursday, 10:00am - 11:30am, Ballroom III (Tucson Convention Center)

113.01D Molecular Gas in the Early Universe
D. T. Frayer, R. L. Brown and P. A. Vanden Bout (NRAO)
113.02 Iron in the Early Universe
K. L. Thompson, G. J. Hill (UT Austin) and R. Elston (CTIO)
113.03 A High Precision Determination of $\Omega_0$
E. J. Shaya (U. of Maryland), P. J. E. Peebles (Princeton U.) and R. B. Tully (IFA)
113.04 Cold + Hot Dark Matter Cosmology with $m(\nu_\mu) \sim m(\nu_\tau) \sim 2.4$ eV
J. A. Holtzman (Lowell Observatory), J. Primack (UCSC), A. Klypin (NMSU) and D. Caldwell (UCSB)
113.05 CO Emission from Low-Redshift QSO Absorption Line Systems
C. E. Walker, J. Bechtold and J. H. Black (Steward Observatory, U.Arizona)
113.06 First Results from the 1994 Flight of the Medium Scale Anisotropy Measurement
C. A. Inman, S. S. Meyer, J. L. Puchalla, J. E. Ruhl (University of Chicago), E. S. Cheng, D. A. Cottingham, D. J. Fixsen, M. S. Kowitt, R. F. Silverberg (NASA/GSFC) and L. A. Page (Princeton University)
113.07 Observation of Unresolved Features in the Microwave Sky
M. S. Kowitt, E. S. Cheng, D. A. Cottingham, D. J. Fixsen, R. F. Silverberg (NASA/GSFC), C. A. Inman, S. S. Meyer, J. L. Puchalla, J. E. Ruhl (University of Chicago) and L. A. Page (Princeton University)
113.08 Preliminary results from the Fifth Flight of the Millimeter-wave Anisotropy Experiment
S. T. Tanaka (University of California at Berkeley;), A. C. Clapp (University of California at Berkeley;), M. J. Devlin (University of California at Berkeley;), N. Figueiredo (University of California at Santa Barbara;), J. O. Gundersen (University of California at Santa Barbara;), S. Hanany (University of California at Berkeley;), V. V. Hristov (University of California at Berkeley;), A. E. Lange (University of California at Berkeley;), A. T. Lee (University of California at Berkeley;), O. Levy (University of California at Berkeley;), M. Lim (University of California at Santa Barbara;), P. M. Lubin (University of California at Santa Barbara;), P. R. Meinhold (University of California at Santa Barbara;), P. L. Richards (University of California at Berkeley;), G. F. Smoot (Lawrence Berkeley Laboratory;) and J. Staren (University of California at Santa Barbara; also NSF Center for Particle Astrophysics)

Session 114. Compact Groups, Galaxy and Quasar Clustering

Oral, Thursday, 10:00am - 11:30am, Mohave (Tucson Convention Center)

114.01D The Role of Environment in Galaxy Evolution: Results From a Multi--Wavelength Survey of Loose Groups
P. M. Marcum (U. Va), J. S. Gallagher (U. Wisconsin) and P. N. Appleton (ISU)
114.02D Deep X-Ray and Optical Observations of Hickson Compact Groups
R. A. Pildis, J. N. Bregman and A. E. Evrard (U. Michigan)
114.03 Evidence for an On-going Cluster/Group Merger in Abell 2255
J. O. Burns, K. Roettiger, J. Pinkney (NMSU), R. A. Perley, F. N. Owen (NRAO) and W. Voges (MPE)
114.04 Dwarf Galaxy Formation in the Compact Group Environment
S. D. Hunsberger (Penn State), J. C. Charlton (Penn State) and D. Zaritsky (UCO/Lick Observatory, UC Santa Cruz)
114.05D Space Distribution of High Redshift Quasars
T. Kundi\'c (Princeton University Observatory)
114.06 Angular Clustering of Galaxies to $z \sim 1$
T. G. Brainerd (LANL), I. R. Smail (OCIW) and J. R. Mould (MSSO)

Session 115. WGAS

Oral, Thursday, 10:00am - 11:30am, Maricopa (Tucson Convention Center)

115.01 Lessons Learned from Providing Internet Support for the Shoemaker-Levy 9 Observing Campaign
A. C. Raugh (University of Maryland)
115.02 On-Line Resources from the FITS Support Office
B. M. Schlesinger (Hughes STX) and D. M. Sawyer (GSFC)
115.03 The FITS Table Database for XTE
A. H. Rots (USRA -- GSFC/NASA)
115.04 Compression and Progressive Transmission of Astronomical Images
R. L. White (STScI) and J. W. Percival (U.Wisconsin)
115.05 Electronic Information Handling in Astronomy and Related Space Sciences
A. Heck (Strasbourg Astronomical Observatory)

Session 116. Globular Clusters and Compact Objects

Oral, Thursday, 10:00am - 11:30am, Greenlee (Tucson Convention Center)

116.01D Far Ultraviolet Photometry of Globular Clusters
J. H. Whitney, R. W. O'Connell and R. T. Rood (UVa)
116.02 Al Variations in Globular Clusters: Tests of Deep Mixing Scenarios
M. D. Shetrone (UC Santa Cruz)
116.03 High Speed UV Photometry of AM Herculis Binaries
K. G. Schaefer, H. E. Bond (STScI) and G. Chanmugam (LSU)
116.04 RX J0515.6+0105: An AM Her System with an 8 Hour Period?
A. W. Shafter, K. A. Misselt (SDSU), K. Reinsch, K. Beuermann, V. Burwitz (G\"ottingen), D. A. H. Buckley (SAAO) and A. D. Schwope (Potsdam)
116.05 HST Spectrally-resolved Accretion Disk Maps of UX UMa in the Ultraviolet
R. Baptista, K. Long (STScI), K. Horne (St.\,Andrews), I. Hubeny (GSFC), C. W. Mauche (Lawrence Livermore Nat. Lab.), R. G. M. Rutten (RGO, Tenerife) and R. A. Wade (PSU)
116.06 Low frequency QPO in GRO J1719--24
F. van der Hooft (University of Amsterdam), C. Kouveliotou (USRA/MSFC), J. van Paradijs (University of Amsterdam, UAH), B. Rubin, M. Finger (USRA/MSFC), A. Harmon (NASA/MSFC), M. van der Klis (University of Amsterdam), W. H. G. Lewin (MIT), J. P. Norris (NASA/GSFC) and G. J. Fishman (NASA/MSFC)
116.07 Search for Faint Black Hole Transients: Results for EXO1846-031
J. Grindlay, D. Barret, P. Bloser, M. Garcia, J. McClintock, P. Zhao (CfA), S. Zhang, A. Harmon (MSFC), W. Paciesas (Univ. Alabama), E. Ford, P. Kaaret and M. Tavani (Columbia)
116.08 Very Short Gamma-Ray Bursts and Primordial Black Hole Evaporation
D. B. Cline and W. Hong (UCLA)

Session 117. Invited Talk

Invited, Thursday, 11:40am - 12:30pm, Ballroom I (Tucson Convention Center)

117.01 Internal Dynamics of Dwarf Spheroidal Galaxies: Large Samples from Multi-Fiber Spectroscopy
T. E. Armandroff (NOAO/KPNO)

Session 118. Cosmic Microwave Background

Oral, Thursday, 2:00pm - 3:30pm, Ballroom I (Tucson Convention Center)

118.01D Cosmic Microwave Background Anisotropy Measurements from the South Pole: UCSB's 1994 Results
J. Gundersen, T. Gaier, T. Koch, M. Lim, P. Lubin, P. Meinhold, J. Staren and A. Wuensche (UCSB and CfPA)
118.02D Results from Saskatoon: A Measurement of the Anisotropy in the Cosmic Microwave Background
C. B. Netterfield, N. C. Jarosik, L. A. Page, D. Wilkinson and E. J. Wollack (Princeton University)
118.03 Determination of the Power Spectrum of the Cosmic Microwave Anisotropy from the COBE-DMR Maps, and its Implications for the Cosmological Theories of Structure Formation
K. M. Gorski (USRA)
118.04 Cosmic Microwave Background Anisotropy Measurements with the OVRO 5.5m Telescope
E. M. Leitch, S. T. Myers and A. C. S. Readhead (Caltech)
118.05 Preliminary Results from MAX5: Degree Scale Anisotropy near mu Pegasi
M. Lim, A. Clapp, M. Devlin, N. Figueiredo, J. Gundersen, S. Hanany, V. Hristov, A. Lange, A. Lee, O. Levy, P. Lubin, P. Meinhold, P. Richards, G. Smoot, J. Staren and S. Tanaka
118.06 Anisotropy in the microwave sky: latest results from PYTHON
J. E. Ruhl, M. Dragovan (Univ. of Chicago), S. R. Platt, R. Pernic (Yerkes Obs.), G. Novak (Northwestern), J. Kovac, B. Vinje (Princeton) and J. B. Peterson (Carnegie-Mellon)
118.07 Proving Almost-Homogeneity of the Universe and Placing Limits on Its Anisotropy and Inhomogeneity
W. R. Stoeger (Vatican Obs.), G. F. R. Ellis (University of Cape Town) and R. Maartens (University of Portsmouth)

Session 119. Galaxies and Clusters of Galaxies, X-Ray Observations

Oral, Thursday, 2:00pm - 3:30pm, Ballroom II (Tucson Convention Center)

119.01D Properties of X-ray Clusters from an Adaptive Mesh Hydrodynamics simulations
U. Pen (Princeton Observatory)
119.02D Cosmological Constraints from Cluster X--ray Morphologies
J. J. Mohr, D. G. Fabricant, M. J. Geller (Harvard--Smithsonian CfA) and A. E. Evrard (Physics Department, University of Michigan)
119.03 Cluster Peculiar Velocities through the Kinematic Sunyaev-Zel'dovich Effect
S. Veeraraghavan (NRC/NASA GSFC) and C. L. Bennett (NASA GSFC)
119.04 Discovery of a major new contributor to the X-ray background at very faint X-ray fluxes
L. R. Jones (NASA/GSFC), I. McHardy, M. Merrifield (University of Southampton, UK), K. O. Mason, G. Branduardi-Raymont, P. Smith (MSSL, UK), R. Abraham (DAO, Canada) and G. Luppino (IOA, Hawaii)
119.05 Omega and Biasing from Optical Galaxies vs. POTENT Mass
M. J. Hudson (Durham), A. Dekel (Hebrew University), S. Courteau (Kitt Peak), S. M. Faber (UCO/Lick) and J. A. Willick (Carnegie)
119.06 CCD Imaging of the Bo\"otes Void to Delineate Void Volume
S. B. Johnson (Idaho State University), J. W. Moody (BYU), I. K. Horowitz (Idaho State University), K. A. Adams (U. of Maryland) and B. Paul (BYU)
119.07 Shadows of Galaxy Haloes
R. G. Clowes, L. E. Campusano and J. Melnick (Centre for Astrophysics, University of Central Lancashire)

Session 120. Galactic Gamma Rays

Oral, Thursday, 2:00pm - 3:30pm, Ballroom III (Tucson Convention Center)

120.01 EGRET Observations of the Galactic Diffuse Radiation Within $\bf 10^\circ$ of the Galactic Plane
S. D. Hunter, D. L. Bertsch, C. E. Fichtel, R. C. Hartman, D. J. Thompson (NASA/GSFC), J. R. Catelli, J. R. Mattox (Maryland/GSFC), S. W. Digel (Harvard/GSFC), B. L. Dingus, J. A. Esposito, R. Mukherjee, P. Sreekumar (USRA/GSFC), G. Kanbach, H. A. Mayer-Hasselwander (MPE), D. A. Kniffen (Hampden-Sydney), Y. C. Lin, P. F. Michelson, P. L. Nolan (Stanford,), C. von Montigny (NRC/MPE) and E. J. Schneid (Grumman)
120.02 Diffuse High-Energy Gamma-Ray Emission in the Outer Galaxy: The Cepheus Flare and the Perseus Arm
S. W. Digel (Harvard/GSFC), I. A. Grenier (CE Saclay), A. Heithausen (Cologne), S. D. Hunter (NASA/GSFC) and P. Thaddeus (CfA)
120.03 A Galactic Plane Supernova Search Using BATSE
R. Cavallo, D. M. Smith, M. Leventhal (University of Maryland), N. Gehrels, J. Tueller (NASA/GSFC), G. Fishman (NASA/MSFC) and E. Chipman (CSC)
120.04 The Intensity and Spectra of EGRET Unidentified Point Sources GRO J2020+40 and GRO J0617+22 and Their Possible Correlation to Supernova Remnants $\gamma$ Cygni and IC443.
J. A. Esposito (USRA NASA/GSFC), S. D. Hunter (NASA/GSFC), G. Kanbach (MPE) and P. Sreekumar (USRA NASA/GSFC)
120.05 A Relativistically Expanding Radio Source associated with GRO J1655-40
D. W. Murphy (JPL), S. J. Tingay (MSSO), D. L. Jauncey (ATNF), R. A. Preston (JPL), J. E. Reynolds (ATNF), D. L. Meier (JPL), A. K. Tzioumis (ATNF) and D. L. Jones (JPL)
120.06 BATSE Discovery of X-ray Nova Scorpii 1994 (GRO J1655-40)
C. A. Wilson, B. A. Harmon, G. J. Fishman (NASA/MSFC), S. N. Zhang, B. C. Rubin, D. M. Scott (USRA) and W. S. Paciesas (UAH)
120.07 Observations of TeV Gamma Rays from Supernova Remnants
J. H. Buckley (Harvard-Smithsonian CfA, for the Whipple Gamma Ray Collaboration)
120.08 Components of the Diffuse Gamma Ray Emission at High Galactic Latitudes
A. W. Chen, J. R. Dwyer and P. E. Kaaret (Columbia U.)
120.09 A Search for Radiative Neutrino Decay from Supernovae
R. S. Miller, J. M. Ryan (UNH) and R. C. Svoboda (LSU)

Session 121. Early Stars, X-Ray Binaries, Theory

Oral, Thursday, 2:00pm - 3:30pm, Mohave (Tucson Convention Center)

121.01D An Evolutionary Sequence for Herbig Ae/Be Stars Based on UV Data
J. Silvis (Catholic University of America)
121.02 The Origin of H$_2$O and OH Megamasers
P. R. Maloney (JILA) and D. A. Neufeld (JHU)
121.03D Spectroscopic Implications of Thermal Instability in X-ray Photoionized Accretion Flows
C. J. Hess, S. M. Kahn, F. Paerels, D. W. Savin (University of California and Space Sciences Laboratory) and D. A. Liedahl (LLNL)
121.04 3 Dimensional Simulations of the Common Envelope Evolution of Massive X-Ray Binaries
J. L. Terman, R. E. Taam (Northwestern U.) and L. Hernquist (UCSC/UCO)
121.05 Solitonic Quark Stars
H. Chiu (Goddard Space Flight Center)
121.06 Klein-Gordon Equation and Reflection of Alfv\'en Waves
Z. E. Musielak (UAH) and R. L. Moore (NASA/MSFC)

Session 122. Ultracompact HII Regions and Star Formation

Oral, Thursday, 2:00pm - 3:30pm, Maricopa (Tucson Convention Center)

122.01 Star Formation on the Edge: A Young Stellar Cluster forming in a Photoevaporating Molecular Cloud Core
S. T. Megeath (Max-Planck-Institut f\"ur Radioastronomie), T. L. Wilson (Max-Planck-Institut f\"ur Radioastronomie) and T. M. Herbst (Max-Planck-Institut f\"ur Astronomie)
122.02D Physical and Chemical Structure of Dense Cloud Cores
E. A. Bergin (UMass/FCRAO)
122.03 Protostellar Envelopes: A Clue to the Initial Conditions of Star Formation
I. A. Bonnell and M. R. Bate (Institute of Astronomy, Cambridge)
122.04 Accretion and Binary Star Formation
M. R. Bate and I. A. Bonnell (Institute of Astronomy, Cambridge)
122.05D A Study of the Hot Molecular Gas Associated with Ultracompact HII Regions
P. Hofner (University of Wisconsin)
122.06 Structure and Gas Dynamics in the Ultracompact H II Region G10.62 - 0.38
A. Afflerbach (U. Wisconsin) and E. Churchwell (U. Wisconsin)
122.07 Submillimeter CO Maps of a Bipolar Outflow from the Ultracompact HII Region G45.12+0.13
T. R. Hunter, T. G. Phillips (California Institute of Technology) and K. M. Menten (Harvard-Smithsonian Center for Astrophysics)

Session 123. Solar Magnetic Field and Solar Variabilty

Oral, Thursday, 2:00pm - 3:30pm, Greenlee (Tucson Convention Center)

123.01 Helioseismological Measurements of the Distribution of Helium Inside the Sun
A. G. Kosovichev (HEPL, Stanford U)
123.02 Stokes Polarimetry with the Near Infrared Magnetograph --- Telescope Polarization Effects
D. Rabin (NSO/NOAO)
123.03 Footpoints of Solar Filaments
S. F. Martin (SPRC and Helio Research)
123.04 Bright Rims Adjacent to a Quiescent H$\alpha$ Filament
V. Gaizauskas (NRCC/HIA), E. De Luca, L. Golub (SAO) and H. P. Jones (NASA/GSFC)
123.05 On the Ratio of Facular Area to Sunspot Area
G. A. Chapman, A. M. Cookson and J. J. Dobias (SFO/CSUN)
123.06 Magnetic Flux Observed Over Entire Solar Disk
W. Livingston (NOAO/NSO) and S. Solanki (ETH, Zurich)
123.07 Model For Variability of the Solar Far Ultraviolet Flux Using Full Disk Magnetograms
J. W. Cook, G. E. Brueckner, D. K. Prinz (Naval Research Laboratory), L. E. Floyd (Interferometrics, Inc.) and P. A. Lund (Computational Physics, Inc.)
123.08 Comparison of Synoptic Maps of Solar Soft X-Ray Features, Photospheric Magnetic Fields, and Helium 1083 nm
J. Harvey (NSO/NOAO), G. Slater, N. Nitta (LPARL), K. Shibata (NAO), S. Tsuneta (U.Tokyo), T. Sakurai (NAO) and H. Hara (U.Tokyo)
123.09 The Contribution of Components of Magnetic Activity to Variations in Solar Irradiance
K. L. Harvey (SPRC) and O. R. White (HAO)