The header of the FITS file is listed below,
followed by a sample of values (limited to 1000 lines).
#--- fits/L1251A_snf_gsm20_noise.fits
#ext xtension bpx (dim) x2880 extname
#-------------------------------------------------------------------------------
#000 main -32 (372x287) 157b [337.46021+75.23792]
#-------------------------------------------------------------------------------
SIMPLE = T / file does conform to FITS standard
BITPIX = -32 / number of bits per data pixel
NAXIS = 2 / number of data axes
NAXIS1 = 372 / length of data axis 1
NAXIS2 = 287 / length of data axis 2
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
COMMENT Created by MOPSI, version 20030610
EPOCH = 2000. / Epoch of coordinate system
EQUINOX = 2000. / Equinox of coordinate system
OBSRA = 3.37502083333333E+02 / Centre Right-Ascens.
OBSDEC = 7.52377777777778E+01 / Centre Declination.
CRPIX1 = 2.29571428571429E+02 / Axis 1 Reference Pixel
CRVAL1 = 3.37502083333333E+02 / Axis 1 Reference Value (degs)
CDELT1 = -9.72222222222222E-04 / Axis 1 Pixel Size (degs)
CTYPE1 = 'RA---SIN' / Projection
CRPIX2 = 1.43857142857143E+02 / Axis 2 Reference Pixel
CRVAL2 = 7.52377777777778E+01 / Axis 2 Reference Value (degs)
CDELT2 = 9.72222222222222E-04 / Axis 2 Pixel Size (degs)
CROTA2 = 0.00000000000000E+00 / Image Twist (degs)
CTYPE2 = 'DEC--SIN' / Projection
BMAJ = 3.05555555555556E-03 / Beam major axis
BMIN = 3.05555555555556E-03 / Beam minor axis
BPA = 9.00000000000000E+01 / Beam PA
ORIGIN = '----------' / Instrument
OBJECT = 'L1251A ' / Source
BLANK = -100 / Blanking value
BLANKV = -100. / Blanking value
BLANKT = 0.5 / Blanking tolerance
HISTORY init history
HISTORY i-d none
HISTORY i-d maps
HISTORY init history
HISTORY set blanck -1.0E+05 0
HISTORY < -1.0E+07 -100.0
HISTORY set blanck -100.0 0.0
HISTORY title L1251A
HISTORY cl
HISTORY cl a
HISTORY set cha .5
HISTORY pen 0
HISTORY plot sca lin -20 30
HISTORY greg label "\GD\Ga / arcsec" /x
HISTORY greg label "\GD\Gd / arcsec" /y
HISTORY greg set orientation 90
HISTORY greg draw text 2 0 "F / mJy" /box 6
HISTORY greg set orientation 0
HISTORY greg
HISTORY i-d none
HISTORY o-d none
HISTORY store back
HISTORY init history
HISTORY say " "
HISTORY say " "
HISTORY say "Mark area with signal"
HISTORY say " "
HISTORY polygon
HISTORY sys "rm pol_signal_L1251A.pol"
HISTORY write polygon pol_signal_L1251A
HISTORY polygon pol_signal_L1251A
HISTORY neglect out
HISTORY say " "
HISTORY say " "
HISTORY say "Mark area with CLEAR signal"
HISTORY say " "
HISTORY polygon
HISTORY sys "rm pol_clear_L1251A.pol"
HISTORY write polygon pol_clear_L1251A
HISTORY polygon pol_clear_L1251A
HISTORY store back
HISTORY define double modin like back
HISTORY define double modout like back
HISTORY take back
HISTORY mask out
HISTORY gsm 14
HISTORY neglect out
HISTORY store modin
HISTORY take back
HISTORY mask in
HISTORY gsm 20
HISTORY neglect in
HISTORY store modout
HISTORY take modout
HISTORY store back
HISTORY take modin
HISTORY add back
HISTORY < 0.0 0.0
HISTORY del var modin
HISTORY del var modout
HISTORY cl
HISTORY cl a
HISTORY plot sca lin -20 30
HISTORY sys "rm model_L1251A.fits"
HISTORY fil o "model_L1251A.fits"
HISTORY wri
HISTORY read "model_L1251A.fits"
HISTORY add back
HISTORY title L1251A
HISTORY sys "rm fits/L1251A_snf.fits"
HISTORY fil o "fits/L1251A_snf.fits"
HISTORY wri
HISTORY close out
HISTORY cl
HISTORY cl a
HISTORY set cha .5
HISTORY pen 0
HISTORY gsm 12
HISTORY plot sca lin -20 30
HISTORY greg label "\GD\Ga / arcsec" /x
HISTORY greg label "\GD\Gd / arcsec" /y
HISTORY greg set orientation 90
HISTORY greg draw text 2 0 "F / mJy" /box 6
HISTORY greg set orientation 0
HISTORY greg
HISTORY take rgw d n !
HISTORY sys "rm fits/L1251A_w.fits"
HISTORY fil o "fits/L1251A_w.fits"
HISTORY wri
HISTORY read "L1251A_w.fits"
HISTORY sqrt
HISTORY plo
HISTORY say " "
HISTORY say " "
HISTORY extremes calc
HISTORY say " "
HISTORY say " "
HISTORY say " divide by extremum in S"
HISTORY say " (i.e. div xxx)"
HISTORY div 0.184099313
HISTORY store back
HISTORY define double normt like back
HISTORY define double data like back
HISTORY store normt
HISTORY init history
HISTORY set blanck -1.0E+05 0
HISTORY < -1.0E+07 -100.0
HISTORY set blanck -100.0 0.0
HISTORY title L1251A
HISTORY cl
HISTORY cl a
HISTORY set cha .5
HISTORY pen 0
HISTORY plot sca lin -20 30
HISTORY greg label "\GD\Ga / arcsec" /x
HISTORY greg label "\GD\Gd / arcsec" /y
HISTORY greg set orientation 90
HISTORY greg draw text 2 0 "F / mJy" /box 6
HISTORY greg set orientation 0
HISTORY greg
HISTORY i-d none
HISTORY o-d none
HISTORY store back
HISTORY init history
HISTORY say " "
HISTORY say " "
HISTORY say "Mark area with signal"
HISTORY say " "
HISTORY polygon
HISTORY sys "rm pol_signal_L1251A.pol"
HISTORY write polygon pol_signal_L1251A
HISTORY polygon pol_signal_L1251A
HISTORY neglect out
HISTORY say " "
HISTORY say " "
HISTORY say "Mark area with CLEAR signal"
HISTORY say " "
HISTORY polygon
HISTORY sys "rm pol_clear_L1251A.pol"
HISTORY write polygon pol_clear_L1251A
HISTORY polygon pol_clear_L1251A
HISTORY store back
HISTORY define double modin like back
HISTORY define double modout like back
HISTORY take back
HISTORY mask out
HISTORY gsm 14
HISTORY neglect out
HISTORY store modin
HISTORY take back
HISTORY mask in
HISTORY gsm 20
HISTORY neglect in
HISTORY store modout
HISTORY take modout
HISTORY store back
HISTORY take modin
HISTORY add back
HISTORY < 0.0 0.0
HISTORY del var modin
HISTORY del var modout
HISTORY cl
HISTORY cl a
HISTORY plot sca lin -20 30
HISTORY sys "rm model_L1251A.fits"
HISTORY fil o "model_L1251A.fits"
HISTORY wri
HISTORY read "model_L1251A.fits"
HISTORY add back
HISTORY title L1251A
HISTORY sys "rm fits/L1251A_snf.fits"
HISTORY fil o "fits/L1251A_snf.fits"
HISTORY wri
HISTORY read "L1251A_snf.fits"
HISTORY mul back
HISTORY init spike
HISTORY set mask
HISTORY gsm 20
HISTORY mask
HISTORY i-d none
HISTORY store back
HISTORY cl
HISTORY cl a
HISTORY set cha .5
HISTORY pen 0
HISTORY plot sca lin -20 30
HISTORY greg label "\GD\Ga / arcsec" /x
HISTORY greg label "\GD\Gd / arcsec" /y
HISTORY greg set orientation 90
HISTORY greg draw text 2 0 "F / mJy" /box 6
HISTORY greg set orientation 0
HISTORY say " "
HISTORY say " "
HISTORY say " mark source"
HISTORY say " "
HISTORY poly
HISTORY mask in
HISTORY store data
HISTORY say " "
HISTORY say " "
HISTORY rms in 60000
HISTORY take back
HISTORY say " "
HISTORY say " "
HISTORY say " divide by rms"
HISTORY say " (i.e. div xxx)"
HISTORY div 1.174867E+00
HISTORY sys "rm ./maps/L1251A_snf_gsm20_snr.fits"
HISTORY file out "./maps/L1251A_snf_gsm20_snr.fits"
HISTORY write
HISTORY close out
HISTORY take normt
HISTORY set mask
HISTORY hpbw 11
HISTORY gsm 20
HISTORY mask
HISTORY store back
HISTORY > 1 1
HISTORY < 1 1
HISTORY div back
HISTORY plo
HISTORY say " "
HISTORY say " "
HISTORY extremes calc
HISTORY say " "
HISTORY say " "
HISTORY say " multiply by rms"
HISTORY say " (i.e. mul xxx)"
HISTORY say " "
HISTORY say " "
HISTORY say " divide by extremum in S"
HISTORY say " (i.e. div xxx)"
HISTORY mul 1.174867E+00
HISTORY div 1.02738119
HISTORY sys "rm ./maps/L1251A_snf_gsm20_noise.fits"
HISTORY file out "./maps/L1251A_snf_gsm20_noise.fits"
HISTORY write
END
END