Image 4404997

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Background - FWHM - WCS - Filters - Zero point
Id:4404997
Filename: /mnt/data0/cta-n/2021/20210615/darks/WF0/20210616055552-321-RA.fits
Time:2021-06-16 05:55:52 UT
Night:20210615
Site:cta-n
CCD:WF0 / 6132
Type:dark
Image size: 4148x4124 (4096x4096 usable)
Binning: 1x1
Exposure:3.0 s
Filter:B
Target:2 / flat target
RA:0.0
Dec:0.0
Alt / Az:57.4847036164 63.1212904175
BITPIX: 16 unsigned short data
NAXIS: 2 number of axes
NAXIS1: 4148 length of data axis
NAXIS2: 4124 length of data axis
PCOUNT: 0 size of special data area
GCOUNT: 1 one data group (required keyword)
XTENSION: 'BINTABLE' binary table extension
CTIME: 1623822952 exposure start (seconds since 1.1.1970)
USEC: 321511 exposure start micro seconds
JD: 2459381.74652414 Modified Julian Date
DATE-OBS: '2021-06-16T05:55:52.321' start of exposure
TARGET: 2 target id
TARSEL: 2 selector target id
TARTYPE: 'f' target type
OBSID: 33962 observation id
IMGID: 103 image id
PROC: 0 procesing status; info in DB
CCD_NAME: 'WF0' camera name
MOONDIST: 142.448904508111 angular distance to between observation and the
MOONRA: 155.219176216688 lunar RA
MOONDEC: 15.8810159359978 lunar DEC
MOONPHA: 63.0649322910864 moon phase
MOONALT: -45.3531625296164 lunar altitude
MOONAZ: 180.803842441923 lunar azimuth
EXPOSURE: 3.0 exposure length in seconds
EXPTIME: 3.0 exposure length in seconds
INSTRUME: 'WF0' name of the data acqusition instrument
TELESCOP: '' name of the data acqusition telescope
ORIGIN: 'Institute of Physics ASCR' organisation responsible for data
FOC_NAME: 'FWF' name of focuser
SCRIPREP: 0 script loop count
SCRIPT: 'exe /etc/rts2/flat-WF0.py' script used to take this images
SCR_COMM: '' comment recorded for this script
COMM_NUM: 0 comment order within current script
CCD_TYPE: 'G4-16000' camera type
CCD_SER: 'G4KF16000-0613' camera serial number
CCD_CHIP: 'KAF-16803' 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: 17.90174 detector air temperature
CCD_TEMP: -20.46963 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 0.629 [%] utilization of cooling power
VOLTAGE: 11.57123 [V] current voltage of the camera power supply
GAIN: 1.6 [e-ADU] gain
PRODUCT_ID: 6132 camera product identification
PREFLASH: 0.0 Duration of CCD pre-exposure preflash
NCLEARS: 0 Number of CCD pre-exposure clears after preflas
RDOUTM: 'Low Noise' camera mode
OBJECT: 'flat target' target object name
PI: '' project investigator of the target
PROGRAM: '' target program name
FOC_TYPE: 'GCUSB-nStep' focuser type
FOC_POS: 2174.0 focuser position
FOC_TAR: 2173.52099609375 focuser target position
FOC_DEF: 2203.52104208 default target value
FOC_FILTEROFF: -30.0 offset related to actual filter
FOC_FOFF: 0.0 offset from focusing routine
FOC_TOFF: 0.0 temporary offset for focusing
WEATHER.NEXT_GOOD_WEATHER: 1622779382.0 date and time of next good we
WEATHER.UPDATE_TIME: 1623822902.0 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: 7.49 temperature as set by external script
WEATHER.WINDSPEED: 2.20555555556 wind speed as set by external scrip
WEATHER.HUMIDITY: 63.24 humidity as set by external script
WEATHER.PRESSURE: 787.85 pressure as set by external script
UPS.NEXT_GOOD_WEATHER: 1618519255.0 date and time of next good weathe
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: 306.066999 original position (epoch) RA
ORIDEC: 10.826149 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: 0.22083333333351 object offset DEC
OBJRA: 306.066999 telescope FOV center position (J2000) - with of
OBJDEC: 11.0469823333335 telescope FOV center position (J2000) - with of
TARRA: 306.329787184906 target position with computed corrections (prec
TARDEC: 11.1197167079656 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: 306.32875 mount position (from sensors, sky coordinates)
TELDEC: 11.1186111111111 mount position (from sensors, sky coordinates)
JD_HELIO: 2459381.75064282 heliocentric JD
TEL_ALT: 57.4847036163759 horizontal telescope coordinates altitude
TEL_AZ: 63.1212904174646 horizontal telescope coordinates azimuth
PARKTIME: 1623737766.5223 Time of last mount park
AIRMASS: 1.18557013976613 Airmass of target location
HA: 29.2506021535352 Location hour angle
LST: 335.579352153535 Local Sidereal Time
MOVE_NUM: 12192 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: 88.75 telescope local time
FLIP: 'East' telescope flip
GSTAT: '0' low-level status as returned by mount
MNT_INFO: 1623822899.68657 time when mount informations were collected
SUN_ALT: -3.92079174539622 solar altitude
SUN_AZ: 240.608263218532 solar azimuth
CAM_FILT: 0 filter used for image
AVERAGE: 542.47002136984 average value of image
STDEV: 19.1036973795576 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 306.066999 reference value on 1st axis
CRVAL2T: 11.0469823333335 reference value on 2nd axis
CRPIX1T: 2074.0 reference pixel of the 1st axis
CRPIX2T: 2062.0 reference pixel of the 2nd axis
CDELT1T: 0.0039 delta along 1st axis
CDELT2T: -0.0039 delta along 2nd axis
CROTA2T: 0.0 rotational angle
DATASEC: '[34:4129,12:4107]' good data section
FILTER: 'B' camera filter as string
DATE: '2021-06-16T05:56:06.356' creation date
CHECKSUM: 'JJYAKJY5JJYAJJY5' HDU checksum updated 2022-10-23T07:38:48
DATASUM: '3795734572' data unit checksum updated 2022-10-23T07:38:48