File: bcvcorr.par

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# Parameters for BCVCORR task of IRAF package RVSAO 2.5

# Spectra
spectra,s,a,"",,,List of input spectra
specnum,s,h,"0",,,Spectrum aperture range if multispec or 2-D file
specdir,s,h,"",,,Directory for input spectra
specsky,b,h,no,,,Is spectrum twilight sky? (yes or no)
subgrav,b,h,no,,,Subtract solar gravitational redshift from sky? (yes or no)

# Sky direction
keyra,s,h,"RA",,,Right ascension header keyword
keydec,s,h,"DEC",,,Declination header keyword
keyeqnx,s,h,"EPOCH",,,Coordinate equinox header keyword
ra,s,h,"INDEF",,,Right ascension of observation
dec,s,h,"INDEF",,,Declination of observation
equinox,s,h,"INDEF",,,Coordinate equinox

# Observation date and time
keydate,s,h,"DATE-OBS",,,Header keyword for observation date+time (FITS ISO JD MJD)
keytime,s,h,"UT",,,Header keyword for UT if not part of date
keywhen,s,h,start,start|mid|end,,When is time in observation (start mid end)?
keyexp,s,h,"EXPOSURE",,,Header keyword for duration of observation in seconds
keyhjd,s,h,"HJDN",,,Header keyword for heliocentric Julian date at obs. midtime
hjd,r,h,0.0,,,Heliocentric Julian Date of observation
gjd,r,h,0.0,,,Julian Date of observation
year,i,h,INDEF,,,UT year of observation
month,i,h,INDEF,,,UT month of observation
day,i,h,INDEF,,,UT day of month of observation
ut,r,h,INDEF,,,Universal Time of observation

# Observatory
obsname,s,h,"mmto",,,Observatory name--file to read from image header
keyobs,s,h,"",,,Observatory name header keyword
keylat,s,h,"",,,Observatory latitude header keyword
keylong,s,h,"",,,Observatory longitude header keyword
keyalt,s,h,"",,,Observatory altitude header keyword
obslong,r,h,INDEF,,,Observatory longitude 
obslat,r,h,INDEF,,,Observatory latitude
obsalt,r,h,INDEF,,,Observatory altitude in meters

# Results
savebcv,b,h,no,,,Save velocity corrections in data file header (yes or no)
savejd,b,h,no,,,Save JD HJD and UT midtimes in data file header (yes or no)
bcv,r,h,INDEF,,,Returned solar system barycentric velocity correction
hcv,r,h,INDEF,,,Returned heliocentric velocity correction
verbose,b,h,yes,,,Displays heliocentric and barycentric corrections
printmode,i,h,1,,,Display mode (1=all 2=bcv only 3=file+bcv
debug,b,h,no,,,Displays intermediate results
mode,s,h,"ql",,,