--- header unit 0: primary ---
SIMPLE = T / add 2 cent_line
BITPIX = -32
NAXIS = 2
NAXIS1 = 4096
NAXIS2 = 4032
RA-OBS = '22:31:10.98' / right ascension (2000.0) #1 CCD real_center:
DEC-OBS = '+14:30:18.0' / declination 22:32:21.807 14:45:55.35
CCD_NO: = 1
DATE-OBS = '2012-10-13' / UTC shutter opened
TIME-OBS = '03:38:37.649' / UTC at start of exposure
EXPTIME = 150.0 / Exposure time (seconds)
RA = '      22:31:49.174' / right ascension (2012.8)
DEC = '       14:34:15.21' / declination (2012.8)
HA = '      23:10:04.741' / hour angle
EPOCH = 2012.8 / equinox of RA and DEC
FILTER = 'u' / Filter name
FOCUSVAL = '*0.620*0.727*0.634' / Focus
OBJECT = '23202'
INSTRUME = '90prime' / Instrument name
RDNOISE = 7.0 7.0 7.0 7.0 / Read noise (e-) for amp 1-- 4
GAIN = 1.5 1.5 1.5 1.5 / Conversion gain (e-/DN) for amp 1-- 4
FILENAME = 'd6213.0033.fits' / FLATFILE: /vega2/rhbin/nbad_21.fit
OBSERVER = 'Jundan Nie, Jing Zhong, Xu Zhou' / OPERATOR= 'Mike '
SITEELEV = 2120 / SITELAT = '31:58.8 ' SITELONG= '111:36.0'
CAMTEMP = -124.663 / Camera temperature in C
READ_SPD = 138 / Readout speed (kpixel/sec/amp)
TEMPS1 = 'INSIDE DOME: TEMP_F=46.3 HUMID_%=72 DEWPOINT_F=38.1' / Temps
WEATHER0 = 'wind_speed=3.8'
WEATHER3 = 'relative_humid=67''barometer=102.1 in K/Pa'
CALIBRAT = 4.249 / rms:0.075 usl:1088 matched: 397 W: 1.2573
RDNOCAL = 6.5 7.0 7.0 7.5 / IDL results
GAINCAL = 1.78 1.74 1.55 1.76 / IDL results (+-adu: 0.71 0 0.07 0.57)
SKYADU = 153.26 / (per pixel) l_sun = 345.25
SEEING = 3.41 / (arcsec) b_sun = 22.04
A81 = -2.205102472254e-06 / 6 plate coef. l_gal = 79.34
A82 = 1.102726351972e-08 / matched star: 221 b_gal = -36.23
A83 = 1.077301681009e-08 / RMS (arcsec): 0.12 Azimuth = 323.90
A84 = 2.205587192329e-06 / total ucac4: 273 Altitude= 69.21
A85 = 9.451350040034e-03
A86 = 9.082922927909e-05
A87 = 5.895684906824e+00 / p_c (2000.0) 22:31:11.487
A88 = 2.531579717843e-01 / in rad. 14:30:17.58
EXTINCT = 0.141 / BH Bmag, EXTINCTION = 4*E(B-V)
AIRMASS = 1.070
MPHASE = 26.9 / Define the length of Moon_Month 29.53d
MAZIMUTH = 142.90 / Moon Azimuth is measured from south thr. west
MALITIUD = -51.74 / both units in degrees
MANGLE = 162.53 / Position angle of Moon to CCD_Field center
CTYPE1 = 'RA---ARC' / DS9 parameters
CTYPE2 = 'DEC--ARC'
CROTA2 = -2.83190192e-01
CRVAL1 = 3.37954890e+02
CRVAL2 = 1.45708919e+01
CDELT1 = -1.26343065e-04
CDELT2 = 1.26370837e-04
CRPIX1 = 4.28582148e+03
CRPIX2 = -6.26092284e+01
GATECORR = -0.00243 0.00458 0.00396 -0.01145
CALIA73 = 4.316 / rms:0.064 a73: 313 matched: 259 W: 1.3383
CALIA731 = 4.335 / rms:0.069 a73: 51 matched: 51 W: 1.3616
CALIA732 = 4.317 / rms:0.067 a73: 67 matched: 67 W: 1.3391
CALIA733 = 4.323 / rms:0.058 a73: 74 matched: 74 W: 1.3467
CALIA734 = 4.291 / rms:0.053 a73: 67 matched: 65 W: 1.3070