\typeout{AAS/WGAS manuscript substyle, v2.0, 21 Jun 90} \ifnum\@ptsize<2 \typeout{Warning: Undersize manuscript font (1\@ptsize\space pts). Use 12pt documentstyle option.} \fi \ps@plain \textwidth=6.5in \textheight=8.9in \topmargin=0in \oddsidemargin=0in \evensidemargin=0in \parindent=2em \parskip=1.5ex \def\@tightleading{0.95} \def\@doubleleading{0.95} \def\baselinestretch{\@doubleleading} \def\tightenlines{\def\baselinestretch{\@tightleading}} \def\received#1{\gdef\@recvdate{#1}} \received{\relax} \def\accepted#1{\gdef\@accptdate{#1}} \accepted{\relax} \def\journalid#1#2{\gdef\@jourvol{#1}\gdef\@jourdate{#2}} \def\articleid#1#2{\gdef\@startpage{#1}\gdef\@finishpage{#2}} \def\@rcvaccrule{\vrule\@width1.75in\@height0.5pt\@depth0pt} \def\dates{{\center\small{\it Received:}\space% \if\@recvdate\relax\@rcvaccrule\else\@recvdate\fi;% \hspace{1.5em}{\it Accepted:}\space% \if\@accptdate\relax\@rcvaccrule\else\@accptdate\fi% \endcenter} \xdef\@thefnmark{\null}\@footnotetext{\tiny\hfill AAS WGAS macros v2.0}} \def\title#1{{\def\baselinestretch{\@tightleading} \center\large\bf#1\endcenter}} \def\author#1{{\topsep 0pt\center\normalsize#1\endcenter}} \def\moreauthors#1{{\topsep 0pt\center\normalsize#1\endcenter}} \def\affiliation#1{\vspace*{-2.5ex}{\topsep 0pt\center\small\it#1\endcenter}} \def\altaffil#1{$^{#1}$} \def\altaffiltext#1#2{\footnotetext[#1]{#2}} \skip\footins 4ex plus 1ex minus .5ex \footnotesep 3ex \long\def\@footnotetext#1{\insert\footins{ \def\baselinestretch{\@tightleading}\footnotesize \interlinepenalty\interfootnotelinepenalty \splittopskip\footnotesep \splitmaxdepth \dp\strutbox \floatingpenalty \@MM \hsize\columnwidth \@parboxrestore \edef\@currentlabel{\csname p@footnote\endcsname\@thefnmark}\@makefntext {\rule{\z@}{\footnotesep}\ignorespaces #1\strut}}} \long\def\@makefntext#1{\noindent\hbox to\z@{\hss$^{\@thefnmark}$}#1} \def\tablenotemark#1{$^{#1}$} \long\def\tablenotetext#1#2{\def\@tnid{#1} \expandafter\gdef\csname\@tnid @tblnote\endcsname {\noindent\llap{$^{#1}$}#2}} \def\spewtablenotes{\vspace{.7ex} \@ifundefined{a@tblnote}{\relax}{\vspace{.5ex}\a@tblnote\par} \@ifundefined{b@tblnote}{\relax}{\vspace{.5ex}\b@tblnote\par} \@ifundefined{c@tblnote}{\relax}{\vspace{.5ex}\c@tblnote\par} \@ifundefined{d@tblnote}{\relax}{\vspace{.5ex}\d@tblnote\par} \@ifundefined{e@tblnote}{\relax}{\vspace{.5ex}\e@tblnote\par} \@ifundefined{f@tblnote}{\relax}{\vspace{.5ex}\f@tblnote\par} \@ifundefined{g@tblnote}{\relax}{\vspace{.5ex}\g@tblnote\par} \@ifundefined{h@tblnote}{\relax}{\vspace{.5ex}\h@tblnote\par} \@ifundefined{i@tblnote}{\relax}{\vspace{.5ex}\i@tblnote\par} } \def\erasetablenotes{ \def\a@tblnote{\relax} \def\b@tblnote{\relax} \def\c@tblnote{\relax} \def\d@tblnote{\relax} \def\e@tblnote{\relax} \def\f@tblnote{\relax} \def\g@tblnote{\relax} \def\h@tblnote{\relax} \def\i@tblnote{\relax} } \def\endtable{\spewtablenotes\end@float\erasetablenotes} \@namedef{endtable*}{\spewtablenotes\end@dblfloat\erasetablenotes} \let\tableline=\hline \def\@xfloat#1[#2]{\ifhmode \@bsphack\@floatpenalty -\@Mii\else \@floatpenalty-\@Miii\fi\def\@captype{#1}\ifinner \@parmoderr\@floatpenalty\z@ \else\@next\@currbox\@freelist{\@tempcnta\csname ftype@#1\endcsname \multiply\@tempcnta\@xxxii\advance\@tempcnta\sixt@@n \@tfor \@tempa :=#2\do {\if\@tempa h\advance\@tempcnta \@ne\fi \if\@tempa t\advance\@tempcnta \tw@\fi \if\@tempa b\advance\@tempcnta 4\relax\fi \if\@tempa p\advance\@tempcnta 8\relax\fi }\global\count\@currbox\@tempcnta}\@fltovf\fi \global\setbox\@currbox\vbox\bgroup \def\baselinestretch{\@tightleading}\@normalsize \boxmaxdepth\z@ \hsize\columnwidth \@parboxrestore} \def\@keywordtext{Subject headings} \def\keywords#1{\vspace*{-.7ex} \if@twocolumn\noindent{\small{\it\@keywordtext:\/}\space#1} \else{\quote\small{\it\@keywordtext:\/}\space#1\endquote} \fi} \def\section{\@startsection {section}{1}{\z@}{2.3ex plus 1ex minus .2ex}{1.5ex plus .2ex}{\normalsize\bf}} \def\subsection{\@startsection{subsection}{2}{\z@}{2ex plus 1ex minus .2ex}{1ex plus .2ex}{\normalsize\bf}} \def\subsubsection{\@startsection{subsubsection}{3}{\z@}{2ex plus 1ex minus .2ex}{1ex plus .2ex}{\normalsize\it}} \def\acknowledgments{\vskip 3ex plus .8ex minus .4ex} \def\mathwithsecnums{ \@newctr{equation}[section] \def\theequation{\hbox{\normalsize\arabic{section}-\arabic{equation}}}} \def\references{\subsection*{REFERENCES} \bgroup\parindent=0pt\parskip=\itemsep \def\refpar{\par\hangindent=3em\hangafter=1}} \def\endreferences{\refpar\egroup} \def\thebibliography{\subsection*{REFERENCES} \list{\null}{\leftmargin 3em\labelwidth 0pt\labelsep 0pt\itemindent -3em \usecounter{enumi}} \def\refpar{\relax} \def\newblock{\hskip .11em plus .33em minus .07em} \sloppy\clubpenalty4000\widowpenalty4000 \sfcode`\.=1000\relax} \def\@biblabel#1{\relax} \def\@cite#1#2{#1\if@tempswa , #2\fi} \def\reference{\relax\refpar} \def\@citex[#1]#2{\if@filesw\immediate\write\@auxout{\string\citation{#2}}\fi \def\@citea{}\@cite{\@for\@citeb:=#2\do {\@citea\def\@citea{,\penalty\@m\ }\@ifundefined {b@\@citeb}{\@warning {Citation `\@citeb' on page \thepage \space undefined}}% {\csname b@\@citeb\endcsname}}}{#1}} \def\aj{A.J.} \def\araa{Ann.Rev.Astr.Ap.} \def\apj{Ap.J.} \def\apjlett{Ap.J.~(Letters)} \def\apjsupp{Ap.J.Suppl.} \def\applopt{Appl.Optics} \def\apss{Ap.Sp.Sci.} \def\astap{Astr.Ap.} \def\astapsupp{Astr.Ap.Suppl.} \def\azh{Astr.Zh.} \def\baas{Bull.AAS} \def\mnras{M.N.R.A.S.} \def\physreva{Phys.Rev.A} \def\physrevb{Phys.Rev.B} \def\pasp{Pub.A.S.P.} \def\pasj{Pub.Astr.Soc.Japan} \def\qjras{Quart.J.R.A.S.} \def\sovast{Soviet~Ast.} \def\ssr{Space~Sci.Rev.} \def\zap{Z.Ap.} \def\deg{$^\circ$} \def\sun{\hbox{$\odot$}} \def\earth{\hbox{$\oplus$}} \def\la{\mathrel{\hbox{\rlap{\hbox{\lower4pt\hbox{$\sim$}}}\hbox{$<$}}}} \def\ga{\mathrel{\hbox{\rlap{\hbox{\lower4pt\hbox{$\sim$}}}\hbox{$>$}}}} \def\sq{\hbox{\rlap{$\sqcap$}$\sqcup$}} \def\arcmin{\hbox{$^\prime$}} \def\arcsec{\hbox{$^{\prime\prime}$}} \def\utw{\smash{\rlap{\lower5pt\hbox{$\sim$}}}} \def\udtw{\smash{\rlap{\lower6pt\hbox{$\approx$}}}} \def\fd{\hbox{$.\!\!^{\rm d}$}} \def\fh{\hbox{$.\!\!^{\rm h}$}} \def\fm{\hbox{$.\!\!^{\rm m}$}} \def\fs{\hbox{$.\!\!^{\rm s}$}} \def\fdg{\hbox{$.\!\!^\circ$}} \def\farcm{\hbox{$.\mkern-4mu^\prime$}} \def\farcs{\hbox{$.\!\!^{\prime\prime}$}} \def\fp{\hbox{$.\!\!^{\scriptscriptstyle\rm p}$}} \newcount\lecurrentfam \def\LaTeX{\lecurrentfam=\the\fam \leavevmode L\raise.42ex \hbox{$\fam\lecurrentfam\scriptstyle\kern-.3em A$}\kern-.15em\TeX}