Image 4385976

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Background - FWHM - WCS - Filters - Zero point
Id:4385976
Filename: /mnt/data0/cta-n/2021/20210601/darks/C0/20210602052822-325-RA.fits
Time:2021-06-02 05:28:22 UT
Night:20210601
Site:cta-n
CCD:C0 / 2596
Type:dark
Image size: 1062x1026 (1056x1024 usable)
Binning: 1x1
Exposure:20.0 s
Filter:DF
Target:1 / Dark frames
RA:0.0
Dec:0.0
Alt / Az:48.4747367000431 85.7608109859469
BITPIX: 16 unsigned short data
NAXIS: 2 number of axes
NAXIS1: 1062 length of data axis
NAXIS2: 1026 length of data axis
CTIME: 1622611702 exposure start (seconds since 1.1.1970)
USEC: 325773 exposure start micro seconds
JD: 2459367.7275721 Modified Julian Date
DATE-OBS: '2021-06-02T05:28:22.325' start of exposure
TARGET: 1 target id
TARSEL: 1 selector target id
TARTYPE: 'd' target type
OBSID: 33562 observation id
IMGID: 11 image id
PROC: 0 procesing status; info in DB
CCD_NAME: 'C0' camera name
MOONDIST: 78.7510235504488 angular distance to between observation and the
MOONRA: 344.197369362557 lunar RA
MOONDEC: -12.4658465020943 lunar DEC
MOONPHA: 49.3802515079295 moon phase
MOONALT: 40.1030556121802 lunar altitude
MOONAZ: 321.64581009893 lunar azimuth
EXPOSURE: 20.0 exposure length in seconds
EXPTIME: 20.0 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: 'dark' 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: 10.53861 detector air temperature
CCD_TEMP: -20.0038 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 42725 [%] 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: 1621469161.0 date and time of next good we
WEATHER.UPDATE_TIME: 1622611681.0 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: 6.44 temperature as set by external script
WEATHER.WINDSPEED: 3.04166666667 wind speed as set by external scrip
WEATHER.HUMIDITY: 59.08 humidity as set by external script
WEATHER.PRESSURE: 783.89 pressure as set by external script
UPS.NEXT_GOOD_WEATHER: 1618519255.0 date and time of next good weathe
FOC_TYPE: 'OPTEC_TCF' focuser type
FOC_POS: 2866.0 focuser position
FOC_TAR: 2865.55102539062 focuser target position
FOC_DEF: 2865.5511022 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: 2.0 focuser temperature
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: 270.489441993288 original position (epoch) RA
ORIDEC: 18.5022233521597 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: 270.489441993288 telescope FOV center position (J2000) - with of
OBJDEC: 18.5022233521597 telescope FOV center position (J2000) - with of
TARRA: 270.736466598104 target position with computed corrections (prec
TARDEC: 18.5056969176953 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: 270.737083333333 mount position (from sensors, sky coordinates)
TELDEC: 18.5044444444444 mount position (from sensors, sky coordinates)
JD_HELIO: 2459367.73226 heliocentric JD
TEL_ALT: 48.4747367000431 horizontal telescope coordinates altitude
TEL_AZ: 85.7608109859469 horizontal telescope coordinates azimuth
PARKTIME: 1622528207.47271 Time of last mount park
AIRMASS: 1.33501701701721 Airmass of target location
HA: 44.2016692609036 Location hour angle
LST: 314.938752594237 Local Sidereal Time
MOVE_NUM: 6912 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: 81.9258333333333 telescope local time
FLIP: 'East' telescope flip
GSTAT: '0' low-level status as returned by mount
MNT_INFO: 1622611662.22981 time when mount informations were collected
SUN_ALT: -9.2706875570894 solar altitude
SUN_AZ: 238.266494232396 solar azimuth
CAM_FILT: 0 filter used for image
AVERAGE: 488.856972940827 average value of image
STDEV: 12.3895836237321 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 270.489441993288 reference value on 1st axis
CRVAL2T: 18.5022233521597 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
DATASEC: '[1:1056,3:1026]' good data section
FILTER: 'DF' camera filter as string
DATE: '2021-06-02T05:28:47.709' creation date
CHECKSUM: 'abCYcZAXabAXaZAX' HDU checksum updated 2022-10-23T06:38:20
DATASUM: '1967515619' data unit checksum updated 2022-10-23T06:38:20