Image 7767888

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Background - FWHM - WCS - Filters - Zero point
Id:7767888
Filename: /mnt/data3/cta-n/2024/20241116/darks/WF0/20241116183748-752-RA.fits
Time:2024-11-16 18:37:48 UT
Night:20241116
Site:cta-n
CCD:WF0 / 6149
Type:dark
Image size: 4148x4124 (4096x4096 usable)
Binning: 1x1
Exposure:2.0 s
Filter:I
Target:1 / Dark frames
RA:0.0
Dec:0.0
Alt / Az:28.5178626492833 179.512056802776
BITPIX: 16 unsigned short data
NAXIS: 2 number of axes
NAXIS1: 4148 length of data axis
NAXIS2: 4124 length of data axis
CTIME: 1731782268 exposure start (seconds since 1.1.1970)
USEC: 752501 exposure start micro seconds
JD: 2460631.27617212 Modified Julian Date
DATE-OBS: '2024-11-16T18:37:48.752' start of exposure
TARGET: 1 target id
TARSEL: 1 selector target id
TARTYPE: 'd' target type
OBSID: 82710 observation id
IMGID: 45 image id
PROC: 0 procesing status; info in DB
CCD_NAME: 'WF0' camera name
MOONDIST: 88.7148887405417 angular distance to between observation and the
MOONRA: 64.0148230492469 lunar RA
MOONDEC: 25.8597197614121 lunar DEC
MOONPHA: 7.16306037099447 moon phase
MOONALT: -0.531688326644187 lunar altitude
MOONAZ: 239.823147574983 lunar azimuth
EXPOSURE: 2.0 exposure length in seconds
EXPTIME: 2.0 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: 6 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: 17.24695 detector air temperature
CCD_TEMP: -19.90932 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 0.617 [%] utilization of cooling power
VOLTAGE: 11.89425 [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: 408.0 focuser position
FOC_TAR: 407.775543212891 focuser target position
FOC_DEF: 407.775551102 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: 1731783111.0 date and time of next good we
WEATHER.UPDATE_TIME: 1731782221.0 time of last update of device statu
WEATHER.GOOD_WEATHER: False weather quality as set by external script
WEATHER.RAIN: False Rain
WEATHER.TEMPERATURE: 4.45 Temperature, degrees
WEATHER.WINDSPEED: 5.96944444444 Wind speed, m/s
WEATHER.HUMIDITY: 99.99 Humidity
WEATHER.PRESSURE: 777.79 Pressure
WEATHER.DUST: 0.926625429484 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: 315.011286772646 original position (epoch) RA
ORIDEC: 35.9053067055146 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: 0.0 object offset DEC
OBJRA: 315.011286772646 telescope FOV center position (J2000) - with of
OBJDEC: 35.9053067055146 telescope FOV center position (J2000) - with of
TARRA: 315.265862764309 target position with computed corrections (prec
TARDEC: 36.0055838613522 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: 197.424166666667 mount position (from sensors, sky coordinates)
TELDEC: 89.5027777777778 mount position (from sensors, sky coordinates)
JD_HELIO: 2460631.27807336 heliocentric JD
TEL_ALT: 28.5178626492833 horizontal telescope coordinates altitude
TEL_AZ: 179.512056802776 horizontal telescope coordinates azimuth
PARKTIME: 1731704655.20717 Time of last mount park
AIRMASS: 2.08983386241744 Airmass of target location
HA: 120.427484039574 Location hour angle
LST: 317.851650706241 Local Sidereal Time
MOVE_NUM: 784 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: 279.417083333333 telescope local time
FLIP: 'East' telescope flip
GSTAT: '5' low-level status as returned by mount
MNT_INFO: 1731782261.27138 time when mount informations were collected
SUN_ALT: -5.36534900573447 solar altitude
SUN_AZ: 71.3573605970378 solar azimuth
CAM_FILT: 3 filter used for image
AVERAGE: 549.808899173827 average value of image
STDEV: 13.4647392957684 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 315.011286772646 reference value on 1st axis
CRVAL2T: 35.9053067055146 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: '2024-11-16T18:38:01.807' creation date