Image 7759668

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Background - FWHM - WCS - Filters - Zero point
Id:7759668
Filename: calibrations/cta-n/masterdarks/dark_cta-n_WF0_6149_20200301_1x1_4096x4096_180.0.fits
Time:2020-03-01 19:11:46 UT
Night:20200301
Site:cta-n
CCD:WF0 / 6149
Type:masterdark
Image size: 4096x4096
Binning: 1x1
Exposure:180.0 s
Filter:B
Target:1 / Dark frames
RA:0.0
Dec:0.0
Alt / Az:28.6677990426639 179.364558487671
BITPIX: -64 array data type
NAXIS: 2 number of array dimensions
NAXIS1: 4096
NAXIS2: 4096
CTIME: 1583089906 exposure start (seconds since 1.1.1970)
USEC: 253961 exposure start micro seconds
JD: 2458910.29950024 Modified Julian Date
DATE-OBS: '2020-03-01T19:11:46.253' start of exposure
TARGET: 1 target id
TARSEL: 1 selector target id
TARTYPE: 'd' target type
OBSID: 18795 observation id
IMGID: 16 image id
PROC: 0 image processing status
CCD_NAME: 'WF0' camera name
MOONDIST: 130.512302915297 angular distance to between observation and the
MOONRA: 58.1080408465045 lunar RA
MOONDEC: 17.1598314074603 lunar DEC
MOONPHA: 56.440979937888 moon phase
MOONALT: 74.0049770851374 lunar altitude
MOONAZ: 46.0958077555839 lunar azimuth
EXPOSURE: 180.0 exposure length in seconds
EXPTIME: 30.0 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: 'masterdark' 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: 26.03174 detector air temperature
CCD_TEMP: -20.08291 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 0.755 [%] utilization of cooling power
VOLTAGE: 10.6959 [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
FOC_TYPE: 'GCUSB-nStep' focuser type
FOC_POS: 2843.0 focuser position
FOC_TAR: 2842.76147460938 focuser target position
FOC_DEF: 2852.76152305 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
WEATHER.NEXT_GOOD_WEATHER: 1582560542.0 date and time of next good we
WEATHER.UPDATE_TIME: 1583089862.0 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: 8.88 temperature as set by external script
WEATHER.WINDSPEED: 4.22222222222 wind speed as set by external scrip
WEATHER.HUMIDITY: 72.04 humidity as set by external script
WEATHER.PRESSURE: 789.84 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: 214.564786 original position (epoch) RA
ORIDEC: 26.944242 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: 214.568327666667 telescope FOV center position (J2000) - with of
OBJDEC: 26.9477836666667 telescope FOV center position (J2000) - with of
TARRA: 214.802712315029 target position with computed corrections (prec
TARDEC: 26.8548102349154 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: 329.675 mount position (from sensors, sky coordinates)
TELDEC: 89.4333333333333 mount position (from sensors, sky coordinates)
JD_HELIO: 2458910.30068311 heliocentric JD
TEL_ALT: 28.6677990426639 horizontal telescope coordinates altitude
TEL_AZ: 179.364558487671 horizontal telescope coordinates azimuth
PARKTIME: 1583048362.5405 Time of last mount park
AIRMASS: 2.07988198021297 Airmass of target location
HA: 100.29510286075 Location hour angle
LST: 69.9701028607495 Local Sidereal Time
MOVE_NUM: 321 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: 287.775 telescope local time
FLIP: 'East' telescope flip
GSTAT: '5' low-level status as returned by mount
MNT_INFO: 1583089876.82161 time when mount informations were collected
SUN_ALT: -1.12139002760991 solar altitude
SUN_AZ: 82.2946111494581 solar azimuth
CAM_FILT: 0 filter used for image
AVERAGE: 528.84109130924 average value of image
STDEV: 14.6313374892135 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 214.568327666667 reference value on 1st axis
CRVAL2T: 26.9477836666667 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
FILTER: 'B' camera filter as string
DATE: '2020-03-01T19:12:40.357' creation date
CHECKSUM: 'BF1EB90EBC0EB90E' HDU checksum updated 2022-10-06T15:59:13
DATASUM: '3769392515' data unit checksum updated 2022-10-06T15:59:13
AIRTEMPA: 0.85
AIRTEMPB: 503.6
DATASEC0: '[34:4129,12:4107]'
NDARKS: 287
NDARKMED: 95