Image 4015485

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Background - FWHM - WCS - Filters - Zero point
Id:4015485
Filename: /mnt/data0/cta-n/2020/20200901/darks/WF0/20200902063854-397-RA.fits
Time:2020-09-02 06:38:54 UT
Night:20200901
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:56.4881400477 80.741147283
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: 1599028734 exposure start (seconds since 1.1.1970)
USEC: 397688 exposure start micro seconds
JD: 2459094.7767522 Modified Julian Date
DATE-OBS: '2020-09-02T06:38:54.397' start of exposure
TARGET: 2 target id
TARSEL: 2 selector target id
TARTYPE: 'f' target type
OBSID: 24191 observation id
IMGID: 86 image id
PROC: 0 procesing status; info in DB
CCD_NAME: 'WF0' camera name
MOONDIST: 57.1714162970465 angular distance to between observation and the
MOONRA: 343.93197202987 lunar RA
MOONDEC: -12.073222302594 lunar DEC
MOONPHA: 2.69969598211247 moon phase
MOONALT: 2.94814764423263 lunar altitude
MOONAZ: 74.503267217316 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: 'G4KF16000-0614' 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: 26.37012 detector air temperature
CCD_TEMP: -19.85878 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 0.846 [%] utilization of cooling power
VOLTAGE: 11.6293 [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: 2845.0 focuser position
FOC_TAR: 2844.9599609375 focuser target position
FOC_DEF: 2854.95991984 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: 1598748302.0 date and time of next good we
WEATHER.UPDATE_TIME: 1599028682.0 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: 15.69 temperature as set by external script
WEATHER.WINDSPEED: 3.71666666667 wind speed as set by external scrip
WEATHER.HUMIDITY: 21.81 humidity as set by external script
WEATHER.PRESSURE: 787.37 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: 28.159124 original position (epoch) RA
ORIDEC: 18.589781 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: 28.159124 telescope FOV center position (J2000) - with of
OBJDEC: 18.7689476666668 telescope FOV center position (J2000) - with of
TARRA: 28.4492144129419 target position with computed corrections (prec
TARDEC: 18.8728184821554 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: 28.4495833333334 mount position (from sensors, sky coordinates)
TELDEC: 18.8705555555556 mount position (from sensors, sky coordinates)
JD_HELIO: 2459094.78050423 heliocentric JD
TEL_ALT: 56.4881400477493 horizontal telescope coordinates altitude
TEL_AZ: 80.7411472829992 horizontal telescope coordinates azimuth
PARKTIME: 1598943139.55102 Time of last mount park
AIRMASS: 1.19901935727398 Airmass of target location
HA: 35.1608206000879 Location hour angle
LST: 63.6104039334213 Local Sidereal Time
MOVE_NUM: 13209 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: 99.6154166666667 telescope local time
FLIP: 'East' telescope flip
GSTAT: '0' low-level status as returned by mount
MNT_INFO: 1599028711.39025 time when mount informations were collected
SUN_ALT: -2.99669127401395 solar altitude
SUN_AZ: 259.375729863617 solar azimuth
CAM_FILT: 0 filter used for image
AVERAGE: 528.799342899059 average value of image
STDEV: 18.5499800868697 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 28.159124 reference value on 1st axis
CRVAL2T: 18.7689476666668 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: '2020-09-02T06:39:22.685' creation date
CHECKSUM: '3dJEAdJ96dJCAdJ9' HDU checksum updated 2022-10-06T22:27:15
DATASUM: '662959259' data unit checksum updated 2022-10-06T22:27:15