<!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>irac2</TITLE> <META NAME="description" CONTENT="irac2"> <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="next" HREF="node156.html"> <LINK REL="previous" HREF="node154.html"> <LINK REL="up" HREF="node150.html"> <LINK REL="next" HREF="node156.html"> </HEAD> <BODY > <!--Navigation Panel--> <A NAME="tex2html2541" HREF="node156.html"> <IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="icons.gif/next_motif.gif"></A> <A NAME="tex2html2537" HREF="node150.html"> <IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="icons.gif/up_motif.gif"></A> <A NAME="tex2html2531" HREF="node154.html"> <IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="icons.gif/previous_motif.gif"></A> <A NAME="tex2html2539" HREF="node1.html"> <IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="icons.gif/contents_motif.gif"></A> <A NAME="tex2html2540" 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="tex2html2542" HREF="node156.html">irspec</A> <B> Up:</B> <A NAME="tex2html2538" HREF="node150.html">Standard Reduction Commands</A> <B> Previous:</B> <A NAME="tex2html2532" HREF="node154.html">echelle</A> <BR> <BR> <!--End of Navigation Panel--> <H2><A NAME="SECTION001535000000000000000"> </A> <A NAME="irac2"> </A> <BR> irac2 </H2> <BLOCKQUOTE> <TT><TT>ACUTS/IRAC2 [image] [load] [plot] [upper] <BR> </TT></TT>Display an image with cuts mean-3*sig and mean+upper*sig <BR> <TT>CMASK/IRAC2 ffield clnffield lthrshold,hthrshold [dispflag] <BR> </TT>create a mask of bad pixels using a flatfield. <BR> <TT>DCOMB/IRAC2 [select] [seqname] [accsky] [align] output [trim] [tag] <BR> </TT>Sky subtract and combine dithered images. <BR> <TT>FFIELD/IRAC <I>obj_frame ff_frame out_frame <BR> </I> </TT>Flat Field an IRAC <I>frame <BR> </I> <TT>FOCUS/IRAC2 seqnum [focout] [create] <BR> </TT>Used to determine the best focus from a focus sequence. <BR> <TT>LAST <I>[num] <BR> </I> </TT>Gives very brief information on the most recent exposures <BR> <TT>MASK/IRAC2 inframe outframe <BR> </TT>replaces bad pixels by closest good pixel <BR> <TT>MKFLAT/IRAC <I>lamp_on lamp_off flat_field <BR> </I> </TT>Make a flat field <BR> <TT>OBSLIST/IRAC2 [start] [end] <BR> </TT>Lists a subsection of the IRAC2B <I>OST (Observation Summary Table) <BR> </I> <TT>OBSREP <I>start end <BR> </I> </TT>Print out a subsection of the IRAC2B <I>OST (Observation Summary Table) <BR> </I> <TT>QL/IRAC2 image1 image2 [outimage] <BR> </TT>Subtracts one IRAC2 image from another taking into account the <BR> detector integration times. <BR> <TT>RCOMB/IRAC2 select [align] output <BR> </TT>Combine frames created with the command RCOMB/IRAC2 <BR> <TT>SEEING/IRAC2 <BR> </TT>Determine the seeing, defined as the FWHM <I>of stellar images, of <BR> </I> IRAC2 images. <BR> <TT>SSUB/IRAC <I>obj_frame sky_frame out_frame <BR> </I> </TT>Sky Subtract an IRAC <I>frame <BR> </I></BLOCKQUOTE><HR> <!--Navigation Panel--> <A NAME="tex2html2541" HREF="node156.html"> <IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="icons.gif/next_motif.gif"></A> <A NAME="tex2html2537" HREF="node150.html"> <IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="icons.gif/up_motif.gif"></A> <A NAME="tex2html2531" HREF="node154.html"> <IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="icons.gif/previous_motif.gif"></A> <A NAME="tex2html2539" HREF="node1.html"> <IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="icons.gif/contents_motif.gif"></A> <A NAME="tex2html2540" 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="tex2html2542" HREF="node156.html">irspec</A> <B> Up:</B> <A NAME="tex2html2538" HREF="node150.html">Standard Reduction Commands</A> <B> Previous:</B> <A NAME="tex2html2532" HREF="node154.html">echelle</A> <!--End of Navigation Panel--> <ADDRESS> <I>Petra Nass</I> <BR><I>1999-06-09</I> </ADDRESS> </BODY> </HTML>
