Image 7857551

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Background - FWHM - WCS - Filters - Zero point
Id:7857551
Filename: /mnt/data3/cta-s1/2024/20241222/skyflats/WF0/20241223091924-670-RA.fits
Dark: calibrations/cta-s1/masterdarks/dark_cta-s1_WF0_6204_20200218_1x1_4096x4096_3.0.fits
Time:2024-12-23 09:19:24 UT
Night:20241222
Site:cta-s1
CCD:WF0 / 6204
Type:flat
Image size: 4144x4127 (4096x4096 usable)
Binning: 1x1
Exposure:3.0 s
Filter:N
Target:2 / flat target
RA:0.0
Dec:0.0
Alt / Az:60.2139188646368 119.881220241761
BITPIX: 16 unsigned short data
NAXIS: 2 number of axes
NAXIS1: 4144 length of data axis
NAXIS2: 4127 length of data axis
CTIME: 1734945564 exposure start (seconds since 1.1.1970)
USEC: 670666 exposure start micro seconds
JD: 2460667.88834579 Modified Julian Date
DATE-OBS: '2024-12-23T09:19:24.670' start of exposure
TARGET: 2 target id
TARSEL: 2 selector target id
TARTYPE: 'f' target type
OBSID: 53835 observation id
IMGID: 3 image id
PROC: 0 image processing status
CCD_NAME: 'WF0' camera name
MOONDIST: 50.0155986417565 angular distance to between observation and the
MOONRA: 185.924275247323 lunar RA
MOONDEC: -3.03130622165493 lunar DEC
MOONPHA: 52.663380488471 moon phase
MOONALT: 58.3238537549204 lunar altitude
MOONAZ: 230.775858099075 lunar azimuth
EXPOSURE: 3.0 exposure length in seconds
EXPTIME: 3.0 exposure length in seconds
INSTRUME: 'CTA-S1 FRAM' name of the data acqusition instrument
TELESCOP: 'CTA-S1' name of the data acqusition telescope
ORIGIN: 'FZU' 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: 'G4KF16000-0620' 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: 21.25702 detector air temperature
CCD_TEMP: -19.96206 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 0.68 [%] utilization of cooling power
VOLTAGE: 11.98276 [V] current voltage of the camera power supply
GAIN: 1.6 [e-ADU] gain
PRODUCT_ID: 6204 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: 1733515501.0 date and time of next good we
WEATHER.UPDATE_TIME: 1734945542.0 time of last update of device statu
WEATHER.GOOD_WEATHER: True weather quality as set by external script
WEATHER.WINDSPEED: 2.0 Wind speed, m/s
WEATHER.DIRECTION: 340.9 Wind direction, degrees
PARANAL.NEXT_GOOD_WEATHER: 1732321937.0 date and time of next good we
PARANAL.UPDATE_TIME: 1734945542.0 time of last update of device statu
PARANAL.GOOD_WEATHER: True weather quality as set by external script
PARANAL.RAIN: False Rain
PARANAL.TEMPERATURE: 14.5 Temperature, degrees
PARANAL.WINDSPEED: 1.7 Wind speed, m/s
PARANAL.HUMIDITY: 6.0 Humidity
PARANAL.PRESSURE: 745.58 Pressure
FOC_TYPE: 'GCUSB-nStep' focuser type
FOC_POS: 648.0 focuser position
FOC_TAR: 648.925842285156 focuser target position
FOC_DEF: 448.925851703 default target value
FOC_FILTEROFF: 200.0 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: -24.63368 observatory latitude
LONGITUD: -70.3769 observatory longitude
ALTITUDE: 2400.0 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: 135.749427 original position (epoch) RA
ORIDEC: -7.77644 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: 0.0166666666667 object offset DEC
DRATERA: 0.0 [deg/hour] differential tracking rate RA
DRATEDEC: 0.0 [deg/hour] differential tracking rate DEC
TRACKING: 'on' telescope tracking
SKYSPDRA: -9.1191291391491e-36 [deg/hour] tracking speeds vector (in RA/DEC) R
SKYSPDDEC: -9.1191291391491e-36 [deg/hour] tracking speeds vector (i
OBJRA: 135.749427 telescope FOV center position (J2000) - with of
OBJDEC: -7.7597733333333 telescope FOV center position (J2000) - with of
TAR_TELRA: 315.749427 target position (OBJ) in telescope coordinates
TAR_TELDEC: -172.240226666667 target position (OBJ) in telescope coo
TARRA: 136.06563158978 target position with computed corrections (prec
TARDEC: -7.86164654755978 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: 136.065732211946 mount position (from sensors, sky coordinates)
TELDEC: -7.86171433790514 mount position (from sensors, sky coordinates)
JD_HELIO: 2460667.89188122 heliocentric JD
U_TELRA: 316.065732211946 mount position (from sensors, raw coordinates,
U_TELDEC: -172.138285662095 mount position (from sensors, raw coordinates,
TEL_ALT: 60.2139188646368 horizontal telescope coordinates altitude
TEL_AZ: 119.881220241761 horizontal telescope coordinates azimuth
MPEC_DIFRA: 0.0 [degrees/hour] calculated MPEC differential tra
MPEC_DIFDEC: 0.0 [degrees/hour] calculated MPEC differential tra
PARKTIME: 1734861176.17996 Time of last mount park
AIRMASS: 1.15197363426785 Airmass of target location
HA: 25.7732159015642 Location hour angle
LST: 161.83894811351 Local Sidereal Time
MOVE_NUM: 8525 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: 180.0 mount rotang
MNT_FLIP: 1 telescope flip
AXRA: -1766782 RA axis count
AXRARAW: -3550267 raw RA axis count
AXDEC: -2443147 DEC axis count
HR_RA: 19141006 [???] RA axis tracking rate
BR_RA: 19141006 [???] RA axis base rate
BR_DEC: 0 [???] DEC axis base rate
MNT_INFO: 1734945553.07611 time when mount informations were collected
SUN_ALT: -6.83644927051238 solar altitude
SUN_AZ: 299.696397854839 solar azimuth
CAM_FILT: 4 filter used for image
AVERAGE: 17905.4962043675 average value of image
STDEV: 5862.77655637759 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 135.749427 reference value on 1st axis
CRVAL2T: -7.7597733333333 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: 180.0 rotational angle
DATASEC: '[31:4126,12:4107]' good data section
FILTER: 'N' camera filter as string
DATE: '2024-12-23T09:19:37.458' creation date