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IFU: Data Reduction Recipes

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The following tables describe the UIST IFU ORACDR recipes; click on the recipe name for more information. The Requirements listed below are frames that should be obtained prior to use of the recipe, although data can always be re-reduced when the appropriate frames have been taken.

IMPORTANT: Please note that with EXTENDED_SOURCE the observes in an OT sequence (in a "quad") must be labelled as "Object" and "Sky", even when sliding a point source between the top and bottom halves of the IFU field of view. With MAP_EXTENDED_SOURCE all observes should be labelled as "Object". Use the sequences provided in the template library if you're not sure.


Calibration Recipes
 
Recipe Name Requirements Comments
REDUCE_FLAT None Stores as a flat
REDUCE_ARC Flat Stores as an arc


IFU Recipes - Extended Sources
 
Recipe Name Requirements Comments
EXTENDED_SOURCE Flat, arc, standard For observations with one position and offset to sky
EXTENDED_SOURCE_NOSTD Flat, arc As above, but with no standard
MAP_EXTENDED_SOURCE* Flat, arc, standard Map a source with several IFU positions
MAP_EXTENDED_SOURCE_NOSTD * Flat, arc Map a source without a standard

*Use these recipes (in preference to EXTENDED_SOURCE) and the associated Template Library Sequence in the OT if you want to dither the on-source frames, e.g. by a few tenths of an arcsecond.


IFU Recipes - Standard Star
 
Recipe Name Requirements Comments
STANDARD_STAR Flat, arc Standard star with offset to sky
STANDARD_STAR_NOD_ON_IFU Flat, arc Standard star, nodding within the IFU field


Miscellaneous Recipes
 
Recipe Name Requirements Comments
NIGHT_LOG None Generate an ascii log



Contact: Chris Davis. Updated: Mon Oct 25 14:02:05 HST 2004

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