<!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>Parameters</TITLE> <META NAME="description" CONTENT="Parameters"> <META NAME="keywords" CONTENT="vol2"> <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="vol2.css"> <LINK REL="next" HREF="node144.html"> <LINK REL="previous" HREF="node142.html"> <LINK REL="up" HREF="node120.html"> <LINK REL="next" HREF="node144.html"> </HEAD> <BODY > <!--Navigation Panel--> <A NAME="tex2html3214" HREF="node144.html"> <IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="icons.gif/next_motif.gif"></A> <A NAME="tex2html3211" HREF="node120.html"> <IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="icons.gif/up_motif.gif"></A> <A NAME="tex2html3205" HREF="node142.html"> <IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="icons.gif/previous_motif.gif"></A> <A NAME="tex2html3213" HREF="node1.html"> <IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="icons.gif/contents_motif.gif"></A> <BR> <B> Next:</B> <A NAME="tex2html3215" HREF="node144.html">Example</A> <B> Up:</B> <A NAME="tex2html3212" HREF="node120.html">Long-Slit and 1D Spectra</A> <B> Previous:</B> <A NAME="tex2html3206" HREF="node142.html">Command Summary</A> <BR> <BR> <!--End of Navigation Panel--> <H1><A NAME="SECTION001090000000000000000"> Parameters</A> </H1> <P> For the storage of control parameters and results, the context <TT>LONG</TT> uses a number of special keywords. They are intialised by the command <TT>SET/CONTEXT LONG</TT>, their values can at any time be listed by typing <TT>SHOW/LONG</TT>. The following table provides a brief description of the purpose of the <TT>LONG</TT> keywords: <P> <BR> <DIV ALIGN="CENTER"><A NAME="6147"> </A> <TABLE> <CAPTION><STRONG>Table 6.7:</STRONG> Keywords Used in Context <TT> LONG</TT></CAPTION> <TR><TD> <DIV ALIGN="CENTER"> <TABLE CELLPADDING=3 BORDER="1" ALIGN="CENTER"> <TR><TH ALIGN="LEFT"><B>Parameter </B></TH> <TH ALIGN="LEFT" VALIGN="TOP" WIDTH=12><B>Description </B></TH> </TR> <TR><TD ALIGN="LEFT">ALPHA</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Rejection parameter for lines matching [0,0.5]</TD> </TR> <TR><TD ALIGN="LEFT">AVDISP</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Average dispersion per pixel</TD> </TR> <TR><TD ALIGN="LEFT">BETA</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Non-linearity in mode LINEAR</TD> </TR> <TR><TD ALIGN="LEFT">BIAS</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Bias image or constant</TD> </TR> <TR><TD ALIGN="LEFT">BIASOPT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Bias Correction (YES/NO)</TD> </TR> <TR><TD ALIGN="LEFT">COERBR</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Table of coefficients for RBR</TD> </TR> <TR><TD ALIGN="LEFT">COMET</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Combination method (AVERAGE/MEDIAN)</TD> </TR> <TR><TD ALIGN="LEFT">COORFIL</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Name of coords table of GCOORD/LONG</TD> </TR> <TR><TD ALIGN="LEFT">COROPT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Computes correlation</TD> </TR> <TR><TD ALIGN="LEFT">CORVISU</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Plots correlation peak</TD> </TR> <TR><TD ALIGN="LEFT">DARK</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Dark image or constant</TD> </TR> <TR><TD ALIGN="LEFT">DARKOPT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Dark Correction (YES/NO)</TD> </TR> <TR><TD ALIGN="LEFT">DCX</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>fit degree of the dispersion coeff.</TD> </TR> <TR><TD ALIGN="LEFT">DISPCOE</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Dispersion coefficients</TD> </TR> <TR><TD ALIGN="LEFT">EXTAB</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Extinction Table</TD> </TR> <TR><TD ALIGN="LEFT">EXTMTD</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Extraction method (AVERAGE, LINEAR)</TD> </TR> <TR><TD ALIGN="LEFT">EXTOPT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Extinction Correction Option (YES/NO)</TD> </TR> <TR><TD ALIGN="LEFT">FDEG</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Flat fitting degree</TD> </TR> <TR><TD ALIGN="LEFT">FFIT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Flat fitted function</TD> </TR> <TR><TD ALIGN="LEFT">FILTMED</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Radius of median filter</TD> </TR> <TR><TD ALIGN="LEFT">FILTSMO</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Radius of smoothing filter</TD> </TR> <TR><TD ALIGN="LEFT">FITD</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Degree of fit</TD> </TR> <TR><TD ALIGN="LEFT">FITD</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>fit degree of the dispersion coeff.</TD> </TR> <TR><TD ALIGN="LEFT">FITYP</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Type of fit (POLY, SPLINE)</TD> </TR> <TR><TD ALIGN="LEFT">FLAT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Flat-Field Image</TD> </TR> <TR><TD ALIGN="LEFT">FLATOPT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Flat Correction (YES/NO)</TD> </TR> <TR><TD ALIGN="LEFT">FLUXTAB</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Flux Table of the standard star</TD> </TR> <TR><TD ALIGN="LEFT">FVISU</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Visualisation flag (YES/NO)</TD> </TR> <TR><TD ALIGN="LEFT">GAIN</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Gain (e-/ADU)</TD> </TR> <TR><TD ALIGN="LEFT">GUESS</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Guess session name</TD> </TR> <TR><TD ALIGN="LEFT">IMIN</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>lower limit from LINCAT</TD> </TR> <TR><TD ALIGN="LEFT">INPNUMB</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Input generic name</TD> </TR> <TR><TD ALIGN="LEFT">INPUTF</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Input generic name</TD> </TR> <TR><TD ALIGN="LEFT">INSTRUME</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>instrument</TD> </TR> <TR><TD ALIGN="LEFT">LINCAT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>line catalogue</TD> </TR> <TR><TD ALIGN="LEFT">LINTAB</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Table of line identifications</TD> </TR> <TR><TD ALIGN="LEFT">LOWSKY</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Lower, upper row number of lower sky</TD> </TR> <TR><TD ALIGN="LEFT">MAXDEV</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Maximum deviation (pixels)</TD> </TR> <TR><TD ALIGN="LEFT">NITER</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Number of iterations</TD> </TR> <TR><TD ALIGN="LEFT">NPIX</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>size of the raw images in pixels</TD> </TR> <TR><TD ALIGN="LEFT">OBJECT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Lower, upper row number of object spectrum</TD> </TR> <TR><TD ALIGN="LEFT">ORDER</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Order for optimal extraction</TD> </TR> </TABLE></DIV> </TD></TR> </TABLE> </DIV> <BR> <P> <BR> <DIV ALIGN="CENTER"><A NAME="6149"> </A> <TABLE> <CAPTION><STRONG>Table 6.8:</STRONG> Keywords Used in Context <TT> LONG</TT> (continued)</CAPTION> <TR><TD> <DIV ALIGN="CENTER"> <TABLE CELLPADDING=3 BORDER="1" ALIGN="CENTER"> <TR><TH ALIGN="LEFT"><B>Parameter </B></TH> <TH ALIGN="LEFT" VALIGN="TOP" WIDTH=12><B>Description </B></TH> </TR> <TR><TD ALIGN="LEFT">OUTNUMB</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Output starting number</TD> </TR> <TR><TD ALIGN="LEFT">OUTPUTF</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Output generic name</TD> </TR> <TR><TD ALIGN="LEFT">PLOTYP</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Type of plot (RATIO, MAGNITUDE)</TD> </TR> <TR><TD ALIGN="LEFT">RADIUS</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Radius for cosmics rejection</TD> </TR> <TR><TD ALIGN="LEFT">REBEND</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Final wavelength for rebinning</TD> </TR> <TR><TD ALIGN="LEFT">REBMTD</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Rebinning method (LINEAR, QUADRATIC, SPLINE)</TD> </TR> <TR><TD ALIGN="LEFT">REBOPT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Rebin Option (YES/NO)</TD> </TR> <TR><TD ALIGN="LEFT">REBSTP</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Wavelength step for rebinning</TD> </TR> <TR><TD ALIGN="LEFT">REBSTRT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Starting wavelength for rebinning</TD> </TR> <TR><TD ALIGN="LEFT">RESPLOT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Plot flag for response computation</TD> </TR> <TR><TD ALIGN="LEFT">RESPONSE</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Response Image</TD> </TR> <TR><TD ALIGN="LEFT">RESPOPT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Response Correction Option (YES/NO)</TD> </TR> <TR><TD ALIGN="LEFT">RESPTAB</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Intermediate Response Table</TD> </TR> <TR><TD ALIGN="LEFT">RON</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Read-Out-Noise (ADU)</TD> </TR> <TR><TD ALIGN="LEFT">ROTOPT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Rotation Option (YES/NO)</TD> </TR> <TR><TD ALIGN="LEFT">ROTSTART</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Y-start after rotation</TD> </TR> <TR><TD ALIGN="LEFT">ROTSTEP</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Y-step after rotation</TD> </TR> <TR><TD ALIGN="LEFT">SEAMTD</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Search centering method (GAUSS, GRAV, MAXI)</TD> </TR> <TR><TD ALIGN="LEFT">SESSION</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Session name</TD> </TR> <TR><TD ALIGN="LEFT">SHIFT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Shift in pixels</TD> </TR> <TR><TD ALIGN="LEFT">SIGMA</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Threshold for rejection of cosmics (std dev.)</TD> </TR> <TR><TD ALIGN="LEFT">SKYMOD</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Mode of fitting</TD> </TR> <TR><TD ALIGN="LEFT">SKYORD</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Orderfor sky fit</TD> </TR> <TR><TD ALIGN="LEFT">SMOOTH</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Smoothing factor for spline fitting</TD> </TR> <TR><TD ALIGN="LEFT">START</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>start points of the raw image.</TD> </TR> <TR><TD ALIGN="LEFT">STD</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Standard Star Spectrum</TD> </TR> <TR><TD ALIGN="LEFT">STEP</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>start points of the raw image.</TD> </TR> <TR><TD ALIGN="LEFT">THRES</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Threshold for line detection (above local median)</TD> </TR> <TR><TD ALIGN="LEFT">TOL</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>tolerance in Angstroms for wavelength ident.</TD> </TR> <TR><TD ALIGN="LEFT">TRIM</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Trim window (x1,y1,x2,y2) in pixels</TD> </TR> <TR><TD ALIGN="LEFT">TRIMOPT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Trim Option (YES/NO)</TD> </TR> <TR><TD ALIGN="LEFT">TWODOPT</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Computes bivariate polynomial option.</TD> </TR> <TR><TD ALIGN="LEFT">UPPSKY</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Lower, upper row number of upper sky</TD> </TR> <TR><TD ALIGN="LEFT">WCENTER</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Central wavelength</TD> </TR> <TR><TD ALIGN="LEFT">WIDTH</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Window size in X for line detection (pixels)</TD> </TR> <TR><TD ALIGN="LEFT">WLC</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>wavelength calibration image</TD> </TR> <TR><TD ALIGN="LEFT">WLCMTD</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Wavelength calibration method (IDENT,GUESS)</TD> </TR> <TR><TD ALIGN="LEFT">WLCNITER</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Minimum, Maximum number of iterations</TD> </TR> <TR><TD ALIGN="LEFT">WRANG</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>wavelength range to take from LINCAT</TD> </TR> <TR><TD ALIGN="LEFT">YSTART</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Starting row for the calibration (pixel value)</TD> </TR> <TR><TD ALIGN="LEFT">YSTEP</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Step in Y for line searching (pixels)</TD> </TR> <TR><TD ALIGN="LEFT">YWIDTH</TD> <TD ALIGN="LEFT" VALIGN="TOP" WIDTH=12>Window size in Y for line detection (pixels)</TD> </TR> </TABLE></DIV> </TD></TR> </TABLE> </DIV> <BR> <P> <P> <HR> <!--Navigation Panel--> <A NAME="tex2html3214" HREF="node144.html"> <IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="icons.gif/next_motif.gif"></A> <A NAME="tex2html3211" HREF="node120.html"> <IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="icons.gif/up_motif.gif"></A> <A NAME="tex2html3205" HREF="node142.html"> <IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="icons.gif/previous_motif.gif"></A> <A NAME="tex2html3213" HREF="node1.html"> <IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="icons.gif/contents_motif.gif"></A> <BR> <B> Next:</B> <A NAME="tex2html3215" HREF="node144.html">Example</A> <B> Up:</B> <A NAME="tex2html3212" HREF="node120.html">Long-Slit and 1D Spectra</A> <B> Previous:</B> <A NAME="tex2html3206" HREF="node142.html">Command Summary</A> <!--End of Navigation Panel--> <ADDRESS> <I>Petra Nass</I> <BR><I>1999-06-15</I> </ADDRESS> </BODY> </HTML>
