Image 7651327

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Background - FWHM - WCS - Filters - Zero point
Id:7651327
Filename: /mnt/data3/cta-n/2024/20240929/skyflats/WF0/20240929191721-358-RA.fits
Dark: calibrations/cta-n/masterdarks/dark_cta-n_WF0_6149_20240901_1x1_4096x4096_2.0.fits
Time:2024-09-29 19:17:21 UT
Night:20240929
Site:cta-n
CCD:WF0 / 6149
Type:flat
Image size: 4148x4124 (4096x4096 usable)
Binning: 1x1
Exposure:2.0 s
Filter:B
Target:2 / flat target
RA:0.0
Dec:0.0
Alt / Az:61.7381345871475 269.201832092398
BITPIX: 16 unsigned short data
NAXIS: 2 number of axes
NAXIS1: 4148 length of data axis
NAXIS2: 4124 length of data axis
CTIME: 1727637441 exposure start (seconds since 1.1.1970)
USEC: 358281 exposure start micro seconds
JD: 2460583.30368265 Modified Julian Date
DATE-OBS: '2024-09-29T19:17:21.358' start of exposure
TARGET: 2 target id
TARSEL: 2 selector target id
TARTYPE: 'f' target type
OBSID: 81015 observation id
IMGID: 49 image id
PROC: 0 procesing status; info in DB
CCD_NAME: 'WF0' camera name
MOONDIST: 136.269738421947 angular distance to between observation and the
MOONRA: 157.345884076816 lunar RA
MOONDEC: 12.4899922663267 lunar DEC
MOONPHA: 81.9208144594196 moon phase
MOONALT: -21.3377506890277 lunar altitude
MOONAZ: 118.638712305188 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: 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: 26.37671 detector air temperature
CCD_TEMP: -19.93129 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 0.712 [%] utilization of cooling power
VOLTAGE: 11.18763 [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: 1000.0 focuser position
FOC_TAR: 1000.0 focuser target position
FOC_DEF: 1000.0 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: 1726875362.0 date and time of next good we
WEATHER.update_time: 1727637421.0 time of last update of device statu
WEATHER.good_weather: True weather quality as set by external script
WEATHER.rain: False Rain
WEATHER.temperature: 13.54 Temperature, degrees
WEATHER.windspeed: 3.56666666667 Wind speed, m/s
WEATHER.humidity: 58.15 Humidity
WEATHER.pressure: 788.89 Pressure
WEATHER.dust: 0.0135040875883 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: 311.832403 original position (epoch) RA
ORIDEC: 25.295497 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: 0.05833333333338 object offset DEC
OBJRA: 311.832403 telescope FOV center position (J2000) - with of
OBJDEC: 25.3538303333334 telescope FOV center position (J2000) - with of
TARRA: 312.095593622358 target position with computed corrections (prec
TARDEC: 25.4492806437629 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: 312.095 mount position (from sensors, sky coordinates)
TELDEC: 25.4491666666667 mount position (from sensors, sky coordinates)
JD_HELIO: 2460583.30690014 heliocentric JD
TEL_ALT: 61.7381345871475 horizontal telescope coordinates altitude
TEL_AZ: 269.201832092398 horizontal telescope coordinates azimuth
PARKTIME: 1727593562.5737 Time of last mount park
AIRMASS: 1.13512256097113 Airmass of target location
HA: 328.376616986653 Location hour angle
LST: 280.471616986653 Local Sidereal Time
MOVE_NUM: 7398 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: 289.325 telescope local time
FLIP: 'West' telescope flip
GSTAT: '0' low-level status as returned by mount
MNT_INFO: 1727637438.18106 time when mount informations were collected
SUN_ALT: -5.02059594326321 solar altitude
SUN_AZ: 89.6770205983245 solar azimuth
CAM_FILT: 0 filter used for image
AVERAGE: 21601.6041884909 average value of image
STDEV: 7010.27967838261 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 311.832403 reference value on 1st axis
CRVAL2T: 25.3538303333334 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: '2024-09-29T19:17:33.786' creation date