Image 7572798

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Background - FWHM - WCS - Filters - Zero point
Id:7572798
Filename: /mnt/data3/cta-n/2024/20240823/darks/WF0/20240823201828-058-RA.fits
Time:2024-08-23 20:18:28 UT
Night:20240823
Site:cta-n
CCD:WF0 / 6149
Type:dark
Image size: 4148x4124 (4096x4096 usable)
Binning: 1x1
Exposure:120.0 s
Filter:I
Target:1 / Dark frames
RA:0.0
Dec:0.0
Alt / Az:65.4854834771433 290.238727850606
BITPIX: 16 unsigned short data
NAXIS: 2 number of axes
NAXIS1: 4148 length of data axis
NAXIS2: 4124 length of data axis
CTIME: 1724444308 exposure start (seconds since 1.1.1970)
USEC: 58392 exposure start micro seconds
JD: 2460546.3459982 Modified Julian Date
DATE-OBS: '2024-08-23T20:18:28.058' start of exposure
TARGET: 1 target id
TARSEL: 1 selector target id
TARTYPE: 'd' target type
OBSID: 79291 observation id
IMGID: 19 image id
PROC: 0 procesing status; info in DB
CCD_NAME: 'WF0' camera name
MOONDIST: 96.6423504031143 angular distance to between observation and the
MOONRA: 24.7748123254198 lunar RA
MOONDEC: 12.2699069327285 lunar DEC
MOONPHA: 31.3755099355823 moon phase
MOONALT: -23.2268641278269 lunar altitude
MOONAZ: 240.041661594239 lunar azimuth
EXPOSURE: 120.0 exposure length in seconds
EXPTIME: 120.0 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=I D 1 filter=I D 2 filter=I D 3 filter=I D 5 filter=I D 10 filter=I D 20 filter=I D 30 filter=I D 60 filter=I D 120 filter=I 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: 'G4KF16000-0613' 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: 26.10425 detector air temperature
CCD_TEMP: -20.07192 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 0.767 [%] utilization of cooling power
VOLTAGE: 11.89453 [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: 990.0 focuser position
FOC_TAR: 990.0 focuser target position
FOC_DEF: 990.0 default target value
FOC_FILTEROFF: 0.0 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: 1724198581.0 date and time of next good we
WEATHER.update_time: 1724444281.0 time of last update of device statu
WEATHER.good_weather: True weather quality as set by external script
WEATHER.rain: False Rain
WEATHER.temperature: 15.08 Temperature, degrees
WEATHER.windspeed: 4.33888888889 Wind speed, m/s
WEATHER.humidity: 4.92 Humidity
WEATHER.pressure: 788.06 Pressure
WEATHER.dust: 0.308228986924 Dust concentration, ug/m^3
UPS.next_good_weather: 1723547262.0 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: 283.199581 original position (epoch) RA
ORIDEC: 17.878806 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: 0.27083333333355 object offset DEC
OBJRA: 283.199581 telescope FOV center position (J2000) - with of
OBJDEC: 18.1496393333335 telescope FOV center position (J2000) - with of
TARRA: 283.469367463266 target position with computed corrections (prec
TARDEC: 18.1846610859101 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: 283.46875 mount position (from sensors, sky coordinates)
TELDEC: 18.1858333333333 mount position (from sensors, sky coordinates)
JD_HELIO: 2460546.35003884 heliocentric JD
TEL_ALT: 65.4854834771433 horizontal telescope coordinates altitude
TEL_AZ: 290.238727850606 horizontal telescope coordinates azimuth
PARKTIME: 1724395651.83406 Time of last mount park
AIRMASS: 1.09892267294379 Airmass of target location
HA: 335.809336751658 Location hour angle
LST: 259.278086751658 Local Sidereal Time
MOVE_NUM: 1082 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: 304.554583333333 telescope local time
FLIP: 'West' telescope flip
GSTAT: '0' low-level status as returned by mount
MNT_INFO: 1724444294.24475 time when mount informations were collected
SUN_ALT: -8.6360287914664 solar altitude
SUN_AZ: 107.880510908871 solar azimuth
CAM_FILT: 3 filter used for image
AVERAGE: 548.516677839904 average value of image
STDEV: 50.8532196733444 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 283.199581 reference value on 1st axis
CRVAL2T: 18.1496393333335 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: 'I' camera filter as string
DATE: '2024-08-23T20:20:38.986' creation date