Image 7847674

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Background - FWHM - WCS - Filters - Zero point
Id:7847674
Filename: /mnt/data3/cta-n/2024/20241219/skyflats/WF0/20241220072838-054-RA.fits
Dark: calibrations/cta-n/masterdarks/dark_cta-n_WF0_6149_20241101_1x1_4096x4096_3.0.fits
Time:2024-12-20 07:28:38 UT
Night:20241219
Site:cta-n
CCD:WF0 / 6149
Type:flat
Image size: 4148x4124 (4096x4096 usable)
Binning: 1x1
Exposure:3.0 s
Filter:N
Target:2 / flat target
RA:0.0
Dec:0.0
Alt / Az:60.1145476162072 112.71690498668
BITPIX: 16 unsigned short data
NAXIS: 2 number of axes
NAXIS1: 4148 length of data axis
NAXIS2: 4124 length of data axis
CTIME: 1734679718 exposure start (seconds since 1.1.1970)
USEC: 54361 exposure start micro seconds
JD: 2460664.81153656 Modified Julian Date
DATE-OBS: '2024-12-20T07:28:38.054' start of exposure
TARGET: 2 target id
TARSEL: 2 selector target id
TARTYPE: 'f' target type
OBSID: 84627 observation id
IMGID: 8 image id
PROC: 0 procesing status; info in DB
CCD_NAME: 'WF0' camera name
MOONDIST: 22.141971923669 angular distance to between observation and the
MOONRA: 152.648853588922 lunar RA
MOONDEC: 14.1389732987327 lunar DEC
MOONPHA: 33.8423326597963 moon phase
MOONALT: 57.8009411712623 lunar altitude
MOONAZ: 69.5905727662601 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: 'G4KF16000-0613' camera serial number
CCD_CHIP: 'KAF-16803' camera chip type
IMAGETYP: 'flat' 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: 0 shutter state (0 - opened, 1 - closed)
CCD_AIR: 18.26869 detector air temperature
CCD_TEMP: -19.91152 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 0.675 [%] utilization of cooling power
VOLTAGE: 11.9504 [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: 395.0 focuser position
FOC_TAR: 395.0 focuser target position
FOC_DEF: 380.0 default target value
FOC_FILTEROFF: 15.0 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: 1734390001.0 date and time of next good we
WEATHER.UPDATE_TIME: 1734679681.0 time of last update of device statu
WEATHER.GOOD_WEATHER: True weather quality as set by external script
WEATHER.RAIN: False Rain
WEATHER.TEMPERATURE: 10.46 Temperature, degrees
WEATHER.WINDSPEED: 3.55277777778 Wind speed, m/s
WEATHER.HUMIDITY: 35.13 Humidity
WEATHER.PRESSURE: 793.07 Pressure
WEATHER.DUST: 2.19226015357 Dust concentration, ug/m^3
UPS.NEXT_GOOD_WEATHER: 1730995307.0 date and time of next good weathe
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: 148.698879 original position (epoch) RA
ORIDEC: 35.975909 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: 0.01666666666668 object offset DEC
OBJRA: 148.698879 telescope FOV center position (J2000) - with of
OBJDEC: 35.9925756666667 telescope FOV center position (J2000) - with of
TARRA: 149.084634245463 target position with computed corrections (prec
TARDEC: 35.8714919556116 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: 149.082916666667 mount position (from sensors, sky coordinates)
TELDEC: 35.8713888888889 mount position (from sensors, sky coordinates)
JD_HELIO: 2460664.81496255 heliocentric JD
TEL_ALT: 60.1145476162072 horizontal telescope coordinates altitude
TEL_AZ: 112.71690498668 horizontal telescope coordinates azimuth
PARKTIME: 1734595338.81013 Time of last mount park
AIRMASS: 1.15311805953422 Airmass of target location
HA: 34.5545489036504 Location hour angle
LST: 183.637465570317 Local Sidereal Time
MOVE_NUM: 6989 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: 112.15125 telescope local time
FLIP: 'East' telescope flip
GSTAT: '0' low-level status as returned by mount
MNT_INFO: 1734679716.75938 time when mount informations were collected
SUN_ALT: -6.79149914065744 solar altitude
SUN_AZ: 293.03826674209 solar azimuth
CAM_FILT: 4 filter used for image
AVERAGE: 17326.5471364672 average value of image
STDEV: 5525.09287899067 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 148.698879 reference value on 1st axis
CRVAL2T: 35.9925756666667 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: 'N' camera filter as string
DATE: '2024-12-20T07:28:51.581' creation date