Image 3325025

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Background - FWHM - WCS - Filters - Zero point
Id:3325025
Filename: /mnt/data0/cta-n/2020/20200219/darks/WF0/20200219193827-264-RA.fits
Time:2020-02-19 19:38:27 UT
Night:20200219
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:65.1238817532491 259.709514099462
BITPIX: 16 unsigned short data
NAXIS: 2 number of axes
NAXIS1: 4148 length of data axis
NAXIS2: 4124 length of data axis
CTIME: 1582141107 exposure start (seconds since 1.1.1970)
USEC: 264635 exposure start micro seconds
JD: 2458899.31818493 Modified Julian Date
DATE-OBS: '2020-02-19T19:38:27.264' start of exposure
TARGET: 2 target id
TARSEL: 2 selector target id
TARTYPE: 'f' target type
OBSID: 18277 observation id
IMGID: 119 image id
PROC: 0 image processing status
CCD_NAME: 'WF0' camera name
MOONDIST: 170.603019817683 angular distance to between observation and the
MOONRA: 288.781187106798 lunar RA
MOONDEC: -23.2313456208593 lunar DEC
MOONPHA: 75.9708315302397 moon phase
MOONALT: -51.3092111934314 lunar altitude
MOONAZ: 88.0264063347957 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: 1 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: 22.6523 detector air temperature
CCD_TEMP: -20.19497 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 0.681 [%] utilization of cooling power
VOLTAGE: 11.60746 [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
WEATHER.NEXT_GOOD_WEATHER: 1581713281.0 date and time of next good we
WEATHER.UPDATE_TIME: 1582141081.0 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: 9.5 temperature as set by external script
WEATHER.WINDSPEED: 2.575 wind speed as set by external script
WEATHER.HUMIDITY: 25.69 humidity as set by external script
WEATHER.PRESSURE: 787.21 pressure as set by external script
FOC_TYPE: 'GCUSB-nStep' focuser type
FOC_POS: 2842.0 focuser position
FOC_TAR: 2841.74755859375 focuser target position
FOC_DEF: 2851.74749499 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: 94.146649 original position (epoch) RA
ORIDEC: 30.171893 original position (epoch) DEC
OEPOCH: 2000.0 epoch (2000,..)
PMRA: 0.0 proper motion/year RA
PMDEC: 0.0 proper motion/year DEC
OFFSRA: 0.003472222222225 object offset RA
OFFSDEC: 0.003472222222225 object offset DEC
OBJRA: 94.1501212222222 telescope FOV center position (J2000) - with of
OBJDEC: 30.1753652222222 telescope FOV center position (J2000) - with of
TARRA: 94.4647639828833 target position with computed corrections (prec
TARDEC: 30.1678550569569 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: 94.475 mount position (from sensors, sky coordinates)
TELDEC: 30.1666666666667 mount position (from sensors, sky coordinates)
JD_HELIO: 2458899.32151855 heliocentric JD
TEL_ALT: 65.1238817532491 horizontal telescope coordinates altitude
TEL_AZ: 259.709514099462 horizontal telescope coordinates azimuth
PARKTIME: 1582098607.59289 Time of last mount park
AIRMASS: 1.10211142708295 Airmass of target location
HA: 331.398085008998 Location hour angle
LST: 65.8730850089981 Local Sidereal Time
MOVE_NUM: 2253 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: 294.5 telescope local time
FLIP: 'West' telescope flip
GSTAT: '0' low-level status as returned by mount
MNT_INFO: 1582141091.17886 time when mount informations were collected
SUN_ALT: -8.48900136280771 solar altitude
SUN_AZ: 81.6578584035325 solar azimuth
CAM_FILT: 0 filter used for image
AVERAGE: 526.814661770084 average value of image
STDEV: 9.44214143027981 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 94.1501212222222 reference value on 1st axis
CRVAL2T: 30.1753652222222 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: '2020-02-19T19:38:54.413' creation date
CHECKSUM: 'dldBejZAdjdAdjZA' HDU checksum updated 2022-10-06T15:15:11
DATASUM: '1655157595' data unit checksum updated 2022-10-06T15:15:11