Image 7297273

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Background - FWHM - WCS - Filters - Zero point
Id:7297273
Filename: calibrations/cta-n/masterdarks/dark_cta-n_C0_2596_20210801_1x1_1056x1024_bias.fits
Time:2021-09-08 19:27:33 UT
Night:20210908
Site:cta-n
CCD:C0 / 2596
Type:bias
Image size: 1056x1024
Binning: 1x1
Exposure:0.0 s
Filter:DF
Target:1 / Dark frames
RA:0.0
Dec:0.0
Alt / Az:28.5745543770937 179.38051869862
BITPIX: -64 array data type
NAXIS: 2 number of array dimensions
NAXIS1: 1056
NAXIS2: 1024
CTIME: 1631129253 exposure start (seconds since 1.1.1970)
USEC: 327657 exposure start micro seconds
JD: 2459466.31025087 Modified Julian Date
DATE-OBS: '2021-09-08T19:27:33.327' start of exposure
TARGET: 1 target id
TARSEL: 1 selector target id
TARTYPE: 'd' target type
OBSID: 36366 observation id
IMGID: 19 image id
PROC: 0 procesing status; info in DB
CCD_NAME: 'C0' camera name
MOONDIST: 148.844941743122 angular distance to between observation and the
MOONRA: 190.049637992277 lunar RA
MOONDEC: 0.180959605196337 lunar DEC
MOONPHA: 86.931699604728 moon phase
MOONALT: 15.7837983149359 lunar altitude
MOONAZ: 81.2913358899311 lunar azimuth
EXPOSURE: 0 exposure length in seconds
EXPTIME: 90.0 exposure length in seconds
INSTRUME: 'BART 254/1600 mm' name of the data acqusition instrument
TELESCOP: '' name of the data acqusition telescope
ORIGIN: 'Institute of Physics ASCR' organisation responsible for data
FOC_NAME: 'F0' name of focuser
SCRIPREP: 0 script loop count
SCRIPT: 'filter=DF D 1 filter=DF D 2 filter=DF D 3 filter=DF D 5 filter=DF D 10 filter=DF D 20 filter=DF D 30 filter=DF D 45 filter=DF D 60 filter=DF D 90 filter=DF D 120 filter=DF D 180' script used to take th
SCR_COMM: '' comment recorded for this script
COMM_NUM: 0 comment order within current script
CCD_TYPE: 'MI G2-1000BI rev.20' camera type
CCD_SER: 'G2EV01000-02596' camera serial number
CCD_CHIP: 'CCD47-10' camera chip type
IMAGETYP: 'bias' IRAF based image type
SLITPOSX: -1.0 [pixels] slit position along dithering axis
SLITPOSY: -1.0 [pixels] slit position along dithering axis
BINNING: '1x1' [pixelX x pixelY] chip binning
BINX: 1 [pixels] binning along X axis
BINY: 1 [pixels] binning along X axis
SHUTTER: 1 shutter state (0 - opened, 1 - closed)
CCD_AIR: 30.367 detector air temperature
CCD_TEMP: -19.89394 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 39861 [%] utilization of cooling power
GAIN: 1167 [e-ADU] gain
PRODUCT_ID: 2596 camera product identification
SHIFT: 0 shift (for partial, not cleared readout)
NCLEARS: 2 Number of CCD clears before exposure
RDOUTM: 'LOW NOISE' camera mode
OBJECT: 'Dark frames' target object name
PI: '' project investigator of the target
PROGRAM: '' target program name
WEATHER.NEXT_GOOD_WEATHER: 1630597142.0 date and time of next good we
WEATHER.UPDATE_TIME: 1631129221.0 time of last update of weather stat
WEATHER.GOOD_WEATHER: True weather quality as set by external script
WEATHER.RAIN: False rain condition as set by external script
WEATHER.TEMPERATURE: 20.61 temperature as set by external script
WEATHER.WINDSPEED: 0.855555555556 wind speed as set by external scri
WEATHER.HUMIDITY: 30.41 humidity as set by external script
WEATHER.PRESSURE: 794.03 pressure as set by external script
MNT_NAME: 'T0' name of mount
LATITUDE: 28.7705555555556 observatory latitude
LONGITUD: -17.8944444444444 observatory longitude
ALTITUDE: 2184.0 observatory altitude
AMBTEMP: 10.0 [C] observatory ambient temperature
AMBHUMIDITY: 70.0 [%] observatory relative humidity
WAVELENGTH: 500.0 [nm] incoming radiation wavelength
DUT1: 0.0 [s] UT1 - UTC
ORIRA: 34.073857 original position (epoch) RA
ORIDEC: 19.725926 original position (epoch) DEC
OEPOCH: 2000.0 epoch (2000,..)
PMRA: 0.0 proper motion/year RA
PMDEC: 0.0 proper motion/year DEC
OFFSRA: 0.0 object offset RA
OFFSDEC: 0.0 object offset DEC
OBJRA: 34.073857 telescope FOV center position (J2000) - with of
OBJDEC: 19.7800926666667 telescope FOV center position (J2000) - with of
TARRA: 34.3829466284251 target position with computed corrections (prec
TARDEC: 19.8829667239374 target position with computed corrections (prec
CORR_RA: 0.0 correction from closed loop RA
CORR_DEC: 0.0 correction from closed loop DEC
MO_RTS2RA: 0.0 [deg] RTS2 model offsets RA
MO_RTS2DEC: 0.0 [deg] RTS2 model offsets DEC
TELRA: 152.189583333333 mount position (from sensors, sky coordinates)
TELDEC: 89.4222222222222 mount position (from sensors, sky coordinates)
JD_HELIO: 2459466.31070581 heliocentric JD
TEL_ALT: 28.5745543770937 horizontal telescope coordinates altitude
TEL_AZ: 179.38051869862 horizontal telescope coordinates azimuth
PARKTIME: 1631084136.44363 Time of last mount park
AIRMASS: 2.08605818919119 Airmass of target location
HA: 109.681629451231 Location hour angle
LST: 261.871212784564 Local Sidereal Time
MOVE_NUM: 9086 number of movements performed by the driver; us
CORR_IMG: 0 ID of last image used for correction
CORR_OBS: 0 ID of last observation used for correction
MNT_ROTA: 0.0 mount rotang
MNT_FLIP: 0 telescope flip
LOCATIME: 291.685 telescope local time
FLIP: 'East' telescope flip
GSTAT: '5' low-level status as returned by mount
MNT_INFO: 1631129205.6751 time when mount informations were collected
SUN_ALT: -1.62958849284164 solar altitude
SUN_AZ: 97.1793611482318 solar azimuth
UPS.NEXT_GOOD_WEATHER: 1629483695.0 date and time of next good weathe
FOC_TYPE: 'OPTEC_TCF' focuser type
FOC_POS: 2285.0 focuser position
FOC_TAR: 2285.32861328125 focuser target position
FOC_DEF: 2285.32865731 default target value
FOC_FILTEROFF: 0.0 offset related to actual filter
FOC_FOFF: 0.0 offset from focusing routine
FOC_TOFF: 0.0 temporary offset for focusing
FOC_TEMP: 21.5 focuser temperature
CAM_FILT: 0 filter used for image
AVERAGE: 510.706788287941 average value of image
STDEV: 41.280428046571 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 34.073857 reference value on 1st axis
CRVAL2T: 19.7800926666667 reference value on 2nd axis
CRPIX1T: 528.0 reference pixel of the 1st axis
CRPIX2T: 512.0 reference pixel of the 2nd axis
CDELT1T: 0.000425 delta along 1st axis
CDELT2T: -0.000425 delta along 2nd axis
CROTA2T: 0.0 rotational angle
FILTER: 'DF' camera filter as string
DATE: '2021-09-08T19:29:08.717' creation date
CHECKSUM: 'PAVAR5UAPAUAP5UA' HDU checksum updated 2022-10-23T13:41:20
DATASUM: '4036348463' data unit checksum updated 2022-10-23T13:41:20
AIRTEMPA: -0.2576
AIRTEMPB: 478.2
DATASEC0: '[1:1056,3:1026]'
NDARKS: 6
NDARKMED: 2