Image 4009827

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Background - FWHM - WCS - Filters - Zero point
Id:4009827
Filename: /mnt/data0/cta-n/2020/20200828/skyflats/C0/20200828195853-575-RA.fits
Dark: calibrations/cta-n/masterdarks/dark_cta-n_C0_2596_20200801_1x1_1056x1024_2.0.fits
Time:2020-08-28 19:58:53 UT
Night:20200828
Site:cta-n
CCD:C0 / 2596
Type:flat
Image size: 1062x1026 (1056x1024 usable)
Binning: 1x1
Exposure:2.0 s
Filter:R
Target:2 / flat target
RA:0.0
Dec:0.0
Alt / Az:62.4708152197 284.630211452
BITPIX: 16 unsigned short data
NAXIS: 2 number of axes
NAXIS1: 1062 length of data axis
NAXIS2: 1026 length of data axis
PCOUNT: 0 size of special data area
GCOUNT: 1 one data group (required keyword)
XTENSION: 'BINTABLE' binary table extension
CTIME: 1598644733 exposure start (seconds since 1.1.1970)
USEC: 575478 exposure start micro seconds
JD: 2459090.33246963 Modified Julian Date
DATE-OBS: '2020-08-28T19:58:53.575' start of exposure
TARGET: 2 target id
TARSEL: 2 selector target id
TARTYPE: 'f' target type
OBSID: 23982 observation id
IMGID: 69 image id
PROC: 0 procesing status; info in DB
CCD_NAME: 'C0' camera name
MOONDIST: 42.514164897552 angular distance to between observation and the
MOONRA: 285.627642246121 lunar RA
MOONDEC: -24.2095587003183 lunar DEC
MOONPHA: 28.5342343275701 moon phase
MOONALT: 31.2955483756357 lunar altitude
MOONAZ: 331.777517346644 lunar azimuth
EXPOSURE: 2.0 exposure length in seconds
EXPTIME: 2.0 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: 'exe /etc/rts2/flat-CNF0.py' script used to take this images
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: 'flat' 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: 0 shutter state (0 - opened, 1 - closed)
CCD_AIR: 42.81029 detector air temperature
CCD_TEMP: -16.2728 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 39971 [%] 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: 'flat target' target object name
PI: '' project investigator of the target
PROGRAM: '' target program name
FOC_TYPE: 'OPTEC_TCF' focuser type
FOC_POS: 1774.0 focuser position
FOC_TAR: 1773.31262207031 focuser target position
FOC_DEF: 1773.31262525 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: 20.1 focuser temperature
WEATHER.NEXT_GOOD_WEATHER: 1598506021.0 date and time of next good we
WEATHER.UPDATE_TIME: 1598644681.0 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: 20.71 temperature as set by external script
WEATHER.WINDSPEED: 2.9 wind speed as set by external script
WEATHER.HUMIDITY: 18.19 humidity as set by external script
WEATHER.PRESSURE: 791.98 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: 287.281673 original position (epoch) RA
ORIDEC: 18.77385 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: 0.12083333333343 object offset DEC
OBJRA: 287.281673 telescope FOV center position (J2000) - with of
OBJDEC: 18.8946833333334 telescope FOV center position (J2000) - with of
TARRA: 287.502884193309 target position with computed corrections (prec
TARDEC: 18.9342862416044 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: 287.50375 mount position (from sensors, sky coordinates)
TELDEC: 18.9338888888889 mount position (from sensors, sky coordinates)
JD_HELIO: 2459090.33575981 heliocentric JD
TEL_ALT: 62.4708152197202 horizontal telescope coordinates altitude
TEL_AZ: 284.630211452158 horizontal telescope coordinates azimuth
PARKTIME: 1598597419.43682 Time of last mount park
AIRMASS: 1.12747722234565 Airmass of target location
HA: 331.784455520998 Location hour angle
LST: 259.288205520998 Local Sidereal Time
MOVE_NUM: 12465 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: 299.673333333333 telescope local time
FLIP: 'West' telescope flip
GSTAT: '0' low-level status as returned by mount
MNT_INFO: 1598644725.37681 time when mount informations were collected
SUN_ALT: -5.66433087459372 solar altitude
SUN_AZ: 104.021994799534 solar azimuth
CAM_FILT: 1 filter used for image
AVERAGE: 4365.1717602229 average value of image
STDEV: 331.274339297071 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 287.281673 reference value on 1st axis
CRVAL2T: 18.8946833333334 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: 'R' camera filter as string
DATE: '2020-08-28T19:59:01.152' creation date
CHECKSUM: 'iGRJj9QJiGQJi9QJ' HDU checksum updated 2022-10-06T22:17:50
DATASUM: '2520679597' data unit checksum updated 2022-10-06T22:17:50