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File : meanbias_h-alpha_0.001s_bin1_251204_053503-054037_rohangupta_seo_MBIAS.fits
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Info:

Filter: h-alpha
Obs Date: 2025-12-04T05:35:13
RA: 02:16:43.91
Dec: 38:09:53.51
Observer: ixchel
Exposure Time: 0

Header:

Keyword Value Comment
SIMPLE True conforms to FITS standard
BITPIX -64 array data type
NAXIS 2 number of array dimensions
NAXIS1 2048
NAXIS2 2064
EXTEND True
DEWTEM1 -20 dewar temperature (C)
DETECTOR ProLine_PL230
DOWNTIME 96 time since last read (seconds)
XBIN 1
YBIN 1
PIXSIZE1 15 pixel size for axis 1 (microns)
PIXSIZE2 15 pixel size for axis 2 (microns)
GAIN 0.0 e-/ADU
OBSERVAT StoneEdge
TELESCOP 0.5meter
OBSLONG -122.504 east longitude in degrees
OBSLAT 38.2887 latitude in degrees
ELEVATIO 60 elevation in meters
TELSCALE 51.6 arc-seconds/mm
ROTATOR 84.1 degrees
OBSERVER ixchel
RA 02:16:43.91
DEC 38:09:53.51
EQUINOX 2000
OVER False
HA 00:00:00
AIRMASS 1 secant z
RAWRA 02:18:23.36 for pointing
RAWDEC 37:55:38.44 for pointing
DOMEAZ 313.8 degrees
TRAKHA 0 arc-sec/second
TRAKDEC 0 arc-sec/second
TELFOCUS 5000 mm
HUMIDITY 52 RH percent
WINDSPEE 2 m/s
WINDDIR 139 true azimuth in degrees
OAT 9 outside air temperature (C)
BAROM 1013.4 barometric pressure (mBar)
AMBIENT 9 Lower truss North (C)
PRIMARY 10.7 Primary mirror cell (C)
SECONDAR 8 Outside ring (C)
FILTER h-alpha
SLIT closed
MIRROR closed
CRPIX1 1024
CRPIX2 1032
CTYPE1 RA---TAN
CTYPE2 DEC--TAN
CRVAL1 34.182958
CRVAL2 38.164864
PC1_1 -2.209611e-05
PC1_2 -0.0002138197
PC2_2 -2.209611e-05
PC2_1 0.0002138197
EXPTIME 0 ACTUAL exposure time (seconds)
SHUTTER closed camera shutter
TIMESYS UTC approximate
DATE-OBS 2025-12-04T05:35:13
UT 05:35:13 shutter opening time
MJD-OBS 61013.23278935 MJD of observation start
MJDHDR 61013.23282221 MJD of header creation
LSTHDR 02:18:22 LST of header creation
IMAGETYP MBIAS Image type of the output file
NOTES Master bias image made from a list of bias images.
NOTES1 Primary HDU is the mean of the input images.
NOTES2 HDU#2 is a table with statistical and environmental data.
NUMFILES 18 Number of input files