# 
#+++++++++++++++++++++++++++++++++++++++++++++++++++++++
#.COPYRIGHT   (C) 1993 European Southern Observatory
#.IDENT       irspec_short.hlp
#.AUTHOR      Cristian Levin   (ESO/La Silla)
#.KEYWORDS    Infrared spectroscopy, Irspec
#.PURPOSE     This is the help file for the short help
#             feature of XIrspec.
#
#.VERSION     1.0  Package Creation  17-MAR-1994
#-------------------------------------------------------
#
~MAIN_T_OBJECT
Object frame
~MAIN_T_SKY
Sky frame
~MAIN_T_STSTAR
Standard star, frame A
~MAIN_T_STSKY
Standard star, frame B 
~MAIN_T_DARK
Dark frame
~MAIN_T_FLAT
Input flat field frame
~MAIN_B_BADPIX
Define table containing the coordinates of bad pixels
~MAIN_B_FLAT
Create a normalized flat from the input flat frame
~MAIN_B_FLUX_TABLE
Create a wavelength vs. flux table for a given standard star
~MAIN_B_STANDARD
Reduce standard star frame(s) and create response frame
~MAIN_B_OBJECT
Reduce object frame
~MAIN_B_EXTRACT
Extract a 1-D spectrum from a flux calibrated frame
~MAIN_B_MERGE
Merge overlapping 1-D spectra (images) into single table
~BADPIX_T_THRES1
low threshold
~BADPIX_T_THRES2
high threshold
~BADPIX_T_FRAMES
only if selection mode = relative
~BADPIX_T_TABLE
Table containing coordinates of bad pixels; default = irsbadpix.tbl
~BADPIX_B_DEFINE
Create user-defined bad pixel table
~BADPIX_B_APPLY
Clean image of fixed pattern of bad pixels
~OBJECT_T_REF
Reference frame for interactive wavelength calibration
~OBJECT_T_RESP
Input 1-D response image previously created from standard star
~OBJECT_T_FINPUT
Input frame
~OBJECT_T_FOUTPUT
Output frame
~OBJECT_T_FACTOR
Multiplication factor of sky frame, to correct for intensity variation
~OBJECT_T_SHIFT
Wavelength shift of sky frame, to correct for grating motion
~OBJECT_T_DELTAX
Delta x
~OBJECT_T_DELTAY
Delta y
~OBJECT_T_SKY_TABLE
Optional table containing the regions of the image without object emission
~OBJECT_T_CUTS1
cuts to be used in loading the image
~OBJECT_T_CUTS2
cuts to be used in loading the image
~OBJECT_B_REDUCE
Subtract sky and perform wavelength calibration
~OBJECT_B_FLUX
Flux calibration using specified response frame
~STANDARD_T_REF
Reference frame for interactive wavelength calibration
~STANDARD_T_FLUX
Previously created MIDAS table with :wl and :flux for standard
~STANDARD_T_RESP
Output 1-D image containing instrumental response 
~STANDARD_T_YRESP1
Lower row for lower star
~STANDARD_T_YRESP2
Upper low for lower star
~STANDARD_T_YRESP3
Lower row for upper star
~STANDARD_T_YRESP4
Upper row for upper star
~STANDARD_T_FACTOR
Multiplication factor for sky frame, to correct for intensity variation
~STANDARD_T_SHIFT
Wavelength shift for sky frame, to correct for grating motion
~STANDARD_T_DELTAX
Delta x
~STANDARD_T_DELTAY
Delta y
~STANDARD_T_SKY_TABLE
Optional table containing the regions of the image without object emission
~STANDARD_T_CUTS1
cuts to be used in loading the image
~STANDARD_T_CUTS2
cuts to be used in loading the image
~STANDARD_B_REDUCE
Perform the reduction
~MERGE_T_PREFIX
File prefix P
~MERGE_T_I1
ID number of first file to be merged
~MERGE_T_I2
ID number of last file to be merged
~MERGE_T_STEP
Increment in ID numbers 
~MERGE_T_OUT
Output table containing the merged spectrum
~MERGE_T_PIXELS
Number of pixels to be excluded at both edges of the spectrum
~MERGE_T_REF
Reference frame number. This frame is left untouched
~MERGE_T_DIGITS
Number of digits on the frame names
~MERGE_B_APPLY
Merge the selected 1-D spectra into a table
~FLUX_T_IN
ASCII file containing standard star fluxes at a number of wavelengths
~FLUX_T_OUT
MIDAS output table containing wavelengths (:wl) and fluxes (:flux)
~FLUX_T_STEP
Wavelength step in output table, default=0.01
~FLUX_T_FITDEG
Degree of the polynomial/spline, default=2
~FLUX_B_APPLY
Interpolate input ASCII table to produce MIDAS output table
~EXTRACT_T_SKY1
Lower row number of lower sky
~EXTRACT_T_SKY2
Upper row number of lower sky
~EXTRACT_T_SKY3
Lower row number of upper sky
~EXTRACT_T_SKY4
Upper row number of upper sky
~EXTRACT_T_OBJ1
Lower row number of object spectrum
~EXTRACT_T_OBJ2
Upper row number of object spectrum
~EXTRACT_T_SKYORD
Order of sky fit
~EXTRACT_T_ORDER
Order of optimal extraction
~EXTRACT_T_ITER
Number of iterations
~EXTRACT_T_RON
Read-out noise (e-)
~EXTRACT_T_GAIN
Gain (e- / ADU)
~EXTRACT_T_SIGMA
Threshold for rejection of cosmics (std)
~EXTRACT_T_RADIUS
Radius for cosmic rejection
~EXTRACT_T_SKY_NAME
Intermediate sky frame name or constant value
~EXTRACT_B_SKY
Enter 4 cursor positions to define lower and upper sky
~EXTRACT_B_OBJECT
Enter 2 cursor positions on displayed image to define object
~EXTRACT_B_EXT_FIT
Generate the fitted sky frame
~EXTRACT_B_AVERAGE
Extract the spectrum by averaging
~EXTRACT_B_WEIGHT
Extract the spectrum by weighting
