<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"> <!--Converted with LaTeX2HTML 98.1p1 release (March 2nd, 1998) originally by Nikos Drakos (nikos@cbl.leeds.ac.uk), CBLU, University of Leeds * revised and updated by: Marcus Hennecke, Ross Moore, Herb Swan * with significant contributions from: Jens Lippmann, Marek Rouchal, Martin Wilck and others --> <HTML> <HEAD> <TITLE>spec</TITLE> <META NAME="description" CONTENT="spec"> <META NAME="keywords" CONTENT="vol1"> <META NAME="resource-type" CONTENT="document"> <META NAME="distribution" CONTENT="global"> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-1"> <LINK REL="STYLESHEET" HREF="vol1.css"> <LINK REL="previous" HREF="node159.html"> <LINK REL="up" HREF="node150.html"> <LINK REL="next" HREF="node161.html"> </HEAD> <BODY > <!--Navigation Panel--> <A NAME="tex2html2599" HREF="node161.html"> <IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="icons.gif/next_motif.gif"></A> <A NAME="tex2html2595" HREF="node150.html"> <IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="icons.gif/up_motif.gif"></A> <A NAME="tex2html2591" HREF="node159.html"> <IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="icons.gif/previous_motif.gif"></A> <A NAME="tex2html2597" HREF="node1.html"> <IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="icons.gif/contents_motif.gif"></A> <A NAME="tex2html2598" HREF="node216.html"> <IMG WIDTH="43" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="index" SRC="icons.gif/index_motif.gif"></A> <BR> <B> Next:</B> <A NAME="tex2html2600" HREF="node161.html">Contributed Commands</A> <B> Up:</B> <A NAME="tex2html2596" HREF="node150.html">Standard Reduction Commands</A> <B> Previous:</B> <A NAME="tex2html2592" HREF="node159.html">pisco</A> <BR> <BR> <!--End of Navigation Panel--> <H2><A NAME="SECTION0015310000000000000000"> </A> <A NAME="spec"> </A> <BR> spec </H2> <BLOCKQUOTE> <TT><TT>CENTER/HISTOGRAM <I>image <BR> </I> </TT></TT>Median estimate and scale estimates of an image <BR> <TT>COMPUTE/PARAL <I>ra dec st wave refw <BR> </I> </TT>Computes parallactic angle and atmospheric differential refraction <BR> <TT>CONTINUUM/SPEC <I>in out [radius/meth] [type] [smooth] [degree] <BR> </I> </TT>Fitting of a spectrum continuum by smoothing splines <BR> <TT>CORRELATE/LINE <I>table_1 table_2 [pixel] [cntr,tol,rg,st] [pos,ref,wgt] <BR> </I> <I>[ref_value] [outima] <BR> </I> </TT>Cross-correlation between table columns. <BR> <TT>CUMULATE/HISTOGRAM <I>in out <BR> </I> </TT>Transforms a histogram image into the cumulated histogram <BR> <TT>DEBLEND/LINE <I>infile [fitim] [fitpar] [method] [contin] [input] [intab] <BR> </I> </TT>multiple component Gaussian fitting of spectral lines <BR> <TT>DISPERS/HOUGH <I>[wdisp] [wcent] fr_specs [line] [cat] [mode] [range] [vflag] <BR> </I> </TT>Determination of dispersion relations by HT <BR> <TT>EXTINCTION/SPECTRUM <I>inframe outframe scale [table] [col] <BR> </I> </TT>correct spectra for interstellar or atmopsheric extinction <BR> <TT>FILTER/RIPPLE <I>frame outframe period [start,end] <BR> </I> </TT>correct 1-dim. images for periodic ripple (Reticon) <BR> <TT>GRAPH/SPEC <I>[size] [position] [id] <BR> </I> </TT>Creates a long graphic window adpated for spectroscopy <BR> <TT>HST/SPEC <I>fits_wave fits_flux table <BR> </I> </TT>converts two HST <I>FITS <I>files providing wavelength and flux information <BR> </I> </I> <TT>MERGE/SPECTRUM <I>spec1 spec2 out [interval] [mode] [var1] [var2] <BR> </I> </TT>merge two 1D <I>spectra <BR> </I> <TT>NORMALIZE/SPECTRUM <I>inframe outframe [mode] [table] [batch_flag] <BR> </I> </TT>approximate continuum of 1-dim. spectra for later normalization <BR> <TT>OVERPLOT/IDENTIFICATION <I>[table] [xpos] [ident] [ypos] <BR> </I> </TT>overplot line identifications <BR> <TT>REFRACTION/LONG <I>inim outim [mode] <BR> </I> </TT>Differential atmospheric correction for slit spectra <BR> <TT>REGRESSION/ROBUST <I>tab y x1[,x2,..,xn] [file] [out_col] [res_col] <BR> </I> </TT>Robust multi-variate regression by Least Median of Squares <BR> <TT>ROTATE/SPEC <I>cat [root] [meth] [flip] [angle] [mode] <BR> </I> </TT>rotate (and optionally flip) a catalog of images <BR> <TT>SEARCH/LINE <I>frame w,t[,nscan] [table] [meth] [type] <BR> </I> </TT>search for spectral lines <BR> <TT>VERIFY/SPEC <I>file dir keyw [type] <BR> </I> </TT>low-level spec command checking the existence of calibration tables <BR></BLOCKQUOTE><HR> <!--Navigation Panel--> <A NAME="tex2html2599" HREF="node161.html"> <IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="icons.gif/next_motif.gif"></A> <A NAME="tex2html2595" HREF="node150.html"> <IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="icons.gif/up_motif.gif"></A> <A NAME="tex2html2591" HREF="node159.html"> <IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="icons.gif/previous_motif.gif"></A> <A NAME="tex2html2597" HREF="node1.html"> <IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="icons.gif/contents_motif.gif"></A> <A NAME="tex2html2598" HREF="node216.html"> <IMG WIDTH="43" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="index" SRC="icons.gif/index_motif.gif"></A> <BR> <B> Next:</B> <A NAME="tex2html2600" HREF="node161.html">Contributed Commands</A> <B> Up:</B> <A NAME="tex2html2596" HREF="node150.html">Standard Reduction Commands</A> <B> Previous:</B> <A NAME="tex2html2592" HREF="node159.html">pisco</A> <!--End of Navigation Panel--> <ADDRESS> <I>Petra Nass</I> <BR><I>1999-06-09</I> </ADDRESS> </BODY> </HTML>
