Image 4057067

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Background - FWHM - WCS - Filters - Zero point
Id:4057067
Filename: /mnt/data0/cta-n/2020/20201017/darks/WF0/20201018070745-056-RA.fits
Time:2020-10-18 07:07:45 UT
Night:20201017
Site:cta-n
CCD:WF0 / 6149
Type:dark
Image size: 4148x4124 (4096x4096 usable)
Binning: 1x1
Exposure:20.0 s
Filter:B
Target:1 / Dark frames
RA:0.0
Dec:0.0
Alt / Az:55.534515094979 99.1196117100465
BITPIX: 16 unsigned short data
NAXIS: 2 number of axes
NAXIS1: 4148 length of data axis
NAXIS2: 4124 length of data axis
CTIME: 1603004865 exposure start (seconds since 1.1.1970)
USEC: 56306 exposure start micro seconds
JD: 2459140.79657343 Modified Julian Date
DATE-OBS: '2020-10-18T07:07:45.056' start of exposure
TARGET: 1 target id
TARSEL: 1 selector target id
TARTYPE: 'd' target type
OBSID: 25285 observation id
IMGID: 16 image id
PROC: 0 procesing status; info in DB
CCD_NAME: 'WF0' camera name
MOONDIST: 146.925727457548 angular distance to between observation and the
MOONRA: 224.6244410276 lunar RA
MOONDEC: -13.8894272897677 lunar DEC
MOONPHA: 88.1275385743839 moon phase
MOONALT: -22.5357659526939 lunar altitude
MOONAZ: 273.939898748777 lunar azimuth
EXPOSURE: 20.0 exposure length in seconds
EXPTIME: 20.0 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: 'filter=B D 1 filter=B D 2 filter=B D 3 filter=B D 5 filter=B D 10 filter=B D 20 filter=B D 30 filter=B D 60 filter=B D 120 filter=B D 180' 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: 'G4KF16000-0614' 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: 19.65299 detector air temperature
CCD_TEMP: -20.0104 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 0.626 [%] utilization of cooling power
VOLTAGE: 11.6235 [V] current voltage of the camera power supply
GAIN: 1.6 [e-ADU] gain
PRODUCT_ID: 6149 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: 'Dark frames' target object name
PI: '' project investigator of the target
PROGRAM: '' target program name
WEATHER.NEXT_GOOD_WEATHER: 1603000981.0 date and time of next good we
WEATHER.UPDATE_TIME: 1603004821.0 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: 8.39 temperature as set by external script
WEATHER.WINDSPEED: 5.75 wind speed as set by external script
WEATHER.HUMIDITY: 79.38 humidity as set by external script
WEATHER.PRESSURE: 784.75 pressure as set by external script
FOC_TYPE: 'GCUSB-nStep' focuser type
FOC_POS: 2872.0 focuser position
FOC_TAR: 2871.693359375 focuser target position
FOC_DEF: 2881.69338677 default target value
FOC_FILTEROFF: -10.0 offset related to actual filter
FOC_FOFF: 0.0 offset from focusing routine
FOC_TOFF: 0.0 temporary offset for focusing
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: 76.341718 original position (epoch) RA
ORIDEC: 28.184324 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: 0.17916666666681 object offset DEC
OBJRA: 76.341718 telescope FOV center position (J2000) - with of
OBJDEC: 28.3634906666668 telescope FOV center position (J2000) - with of
TARRA: 76.6760145657593 target position with computed corrections (prec
TARDEC: 28.391704849095 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: 76.6745833333333 mount position (from sensors, sky coordinates)
TELDEC: 28.3880555555556 mount position (from sensors, sky coordinates)
JD_HELIO: 2459140.80059828 heliocentric JD
TEL_ALT: 55.534515094979 horizontal telescope coordinates altitude
TEL_AZ: 99.1196117100465 horizontal telescope coordinates azimuth
PARKTIME: 1603001485.15372 Time of last mount park
AIRMASS: 1.21252424686168 Airmass of target location
HA: 39.4302184137282 Location hour angle
LST: 116.104801747062 Local Sidereal Time
MOVE_NUM: 2181 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: 106.755 telescope local time
FLIP: 'East' telescope flip
GSTAT: '0' low-level status as returned by mount
MNT_INFO: 1603004823.94504 time when mount informations were collected
SUN_ALT: -2.02129534071187 solar altitude
SUN_AZ: 279.967770547212 solar azimuth
UPS.NEXT_GOOD_WEATHER: 1602255813.0 date and time of next good weathe
CAM_FILT: 0 filter used for image
AVERAGE: 523.80074840036 average value of image
STDEV: 22.8748559807556 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 76.341718 reference value on 1st axis
CRVAL2T: 28.3634906666668 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: '2020-10-18T07:08:30.318' creation date
CHECKSUM: '3IgnAFZl6FflAFZl' HDU checksum updated 2022-10-06T23:41:44
DATASUM: '3906208926' data unit checksum updated 2022-10-06T23:41:44