Image 5972744

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Background - FWHM - WCS - Filters - Zero point
Id:5972744
Filename: /mnt/data3/cta-n/2023/20230401/darks/WF0/20230401195652-442-RA.fits
Time:2023-04-01 19:56:52 UT
Night:20230401
Site:cta-n
CCD:WF0 / 6149
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:63.7605466581 279.731606635
BITPIX: 16 unsigned short data
NAXIS: 2 number of axes
NAXIS1: 4148 length of data axis
NAXIS2: 4124 length of data axis
CTIME: 1680379012 exposure start (seconds since 1.1.1970)
USEC: 442125 exposure start micro seconds
JD: 2460036.33093916 Modified Julian Date
DATE-OBS: '2023-04-01T19:56:52.442' start of exposure
TARGET: 2 target id
TARSEL: 2 selector target id
TARTYPE: 'f' target type
OBSID: 55136 observation id
IMGID: 109 image id
PROC: 0 procesing status; info in DB
CCD_NAME: 'WF0' camera name
MOONDIST: 3.39109373613215 angular distance to between observation and the
MOONRA: 146.232639288071 lunar RA
MOONDEC: 18.8094233755229 lunar DEC
MOONPHA: 27.4477709056107 moon phase
MOONALT: 56.6145895065838 lunar altitude
MOONAZ: 279.468577365911 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: 2 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: 23.00606 detector air temperature
CCD_TEMP: -20.45645 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 0.75 [%] utilization of cooling power
VOLTAGE: 11.89177 [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: 'flat target' target object name
PI: '' project investigator of the target
PROGRAM: '' target program name
FOC_TYPE: 'GCUSB-nStep' focuser type
FOC_POS: 1025.0 focuser position
FOC_TAR: 1025.0 focuser target position
FOC_DEF: 1060.0 default target value
FOC_FILTEROFF: -35.0 offset related to actual filter
FOC_FOFF: 0.0 offset from focusing routine
FOC_TOFF: 0.0 temporary offset for focusing
UPS.next_good_weather: 1673879454.0 date and time of next good weathe
WEATHER.next_good_weather: 1680373021.0 date and time of next good we
WEATHER.update_time: 1680378961.0 time of last update of device statu
WEATHER.good_weather: True weather quality as set by external script
WEATHER.rain: False Rain
WEATHER.temperature: 13.05 Temperature, degrees
WEATHER.windspeed: 6.06388888889 Wind speed, m/s
WEATHER.humidity: 16.86 Humidity
WEATHER.pressure: 791.28 Pressure
WEATHER.dust: 37.5985137098 Dust concentration, ug/m^3
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: 138.757122 original position (epoch) RA
ORIDEC: 21.36271 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: 0.21250000000017 object offset DEC
OBJRA: 138.757122 telescope FOV center position (J2000) - with of
OBJDEC: 21.5752100000002 telescope FOV center position (J2000) - with of
TARRA: 139.083764068189 target position with computed corrections (prec
TARDEC: 21.4816543351246 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: 139.082916666667 mount position (from sensors, sky coordinates)
TELDEC: 21.4813888888889 mount position (from sensors, sky coordinates)
JD_HELIO: 2460036.33433955 heliocentric JD
TEL_ALT: 63.7605466580907 horizontal telescope coordinates altitude
TEL_AZ: 279.731606635134 horizontal telescope coordinates azimuth
PARKTIME: 1680160029.77458 Time of last mount park
AIRMASS: 1.11470391335854 Airmass of target location
HA: 332.076814054273 Location hour angle
LST: 111.15973072094 Local Sidereal Time
MOVE_NUM: 6454 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: 299.135833333333 telescope local time
FLIP: 'West' telescope flip
GSTAT: '0' low-level status as returned by mount
MNT_INFO: 1680378993.14403 time when mount informations were collected
SUN_ALT: -7.09247485615637 solar altitude
SUN_AZ: 99.1802880899372 solar azimuth
CAM_FILT: 0 filter used for image
AVERAGE: 542.131730657711 average value of image
STDEV: 16.0319891845075 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 138.757122 reference value on 1st axis
CRVAL2T: 21.5752100000002 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: '2023-04-01T19:57:06.447' creation date