Commands in the IRAC2 package

 

Table J.2: IRAC2 On-line and Off-line commands

CMASK/IRAC2	ffield clnffield lthrshold,hthrshold [dispflag]
	create bad pixel mask from flat field
MASK/IRAC2	inframe outframe
	replace bad pixels by neighbouring good ones
MKFLAT/IRAC2	lamp_on lamp_off flat_field
	create a flat field
SSUBTR/IRAC2	obj_frame sky_frame out_frame
	subtract a sky image from a science image
FFIELD/IRAC2	obj_frame ff_frame out_frame
	flat field an image
ACUTS/IRAC2	[image] [load] [plot] [upper]
	display an image with cuts setting
DCOMB/IRAC2	[select] [seqname] [accsky] [align] output [trim] [tag]
	sky subtract and combine dithered images
FOCUS/IRAC2	seqnum [focout] [create]
	determine best focus from a focus sequence
OBSLST/IRAC2	[start] [end]
	lists a subsection of the IRAC2B OST
OBSREP/IRAC2	start end
	print out a subsection of the IRAC2B OST
LAST/IRAC2	[num]
	gives brief information on recent exposures
QL/IRAC2	image1 image2 [outimage]
	subtracts one IRAC2 image from another
RCOMB/IRAC2	select [align] output
	combine frames created with DCOMB/IRAC2
SEEING/IRAC2	determine the seeing

 

Table J.2 contains a brief summary of the IRAC2 commands and parameters. All commands are initialized by enabling the IRAC2 context with the MIDAS command SET/CONTEXT IRAC2. The CCDRED context is also made available when the IRAC2 context is initialized. Consult Chapter 3for details of the CCDRED context.

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