Image 1816123

Full-size image - Raw image - Download FITS - Processed FITS
Background - FWHM - WCS - Filters - Zero point
Id:1816123
Filename: /mnt/data0/cta-n/2018/20181023/skyflats/C0/20181024092820-689-RA.fits
Bias: calibrations/cta-n/masterdarks/dark_cta-n_C0_2596_20181018_1x1_1056x1024_bias.fits
Dark current: calibrations/cta-n/masterdarks/dark_cta-n_C0_2596_20181018_1x1_1056x1024_dcurrent.fits
Time:2018-10-24 09:28:20 UT
Night:20181023
Site:cta-n
CCD:C0 / 2596
Type:flat
Image size: 1056x1024
Binning: 1x1
Exposure:50.0 s
Filter:z
Target:2 / flat target
RA:0.0
Dec:0.0
Alt / Az:21.0087323175 111.444306625
BITPIX: 16 unsigned short data
NAXIS: 2 number of axes
NAXIS1: 1056 length of data axis
NAXIS2: 1024 length of data axis
PCOUNT: 0 size of special data area
GCOUNT: 1 one data group (required keyword)
XTENSION: 'BINTABLE' binary table extension
CTIME: 1540373300 exposure start (seconds since 1.1.1970)
USEC: 689104 exposure start micro seconds
JD: 2458415.8943704 Modified Julian Date
DATE-OBS: '2018-10-24T09:28:20.689' start of exposure
TARGET: 2 target id
TARSEL: 2 selector target id
TARTYPE: 'f' target type
OBSID: 1747 observation id
IMGID: 639 image id
PROC: 0 image processing status
CCD_NAME: 'C0' camera name
MOONDIST: 91.0164272256322 angular distance to between observation and the
MOONRA: 26.7892262495993 lunar RA
MOONDEC: 5.71571625801957 lunar DEC
MOONPHA: 3.45024780501625 moon phase
MOONALT: -30.9598645098693 lunar altitude
MOONAZ: 117.501487278332 lunar azimuth
EXPOSURE: 50.0 exposure length in seconds
EXPTIME: 50.0 exposure length in seconds
INSTRUME: 'BART 254/1600 mm' name of the data acqusition instrument
TELESCOP: '' name of the data acqusition telescope
ORIGIN: 'Institute of Physics ASCR' organisation responsible for data
FOC_NAME: 'F0' name of focuser
SCRIPREP: 2 script loop count
SCRIPT: 'exe /etc/rts2/flat-CNF0.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
OBJECT: 'flat target' target object name
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: 11.5208 detector air temperature
CCD_TEMP: 11.46587 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: 50.0 CCD set temperature
TEMPPWR: 40963 [%] utilization of cooling power
GAIN: 1167 [e-ADU] gain
PRODUCT_ID: 2596 camera product identification
SHIFT: 0 shift (for partial, not cleared readout)
RDOUTM: 'LOW NOISE' camera mode
FOC_TYPE: 'OPTEC_TCF' focuser type
FOC_POS: 2700.0 focuser position
FOC_TAR: 2700.0 focuser target position
FOC_DEF: 2700.0 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
FOC_TEMP: 2.5 focuser temperature
MNT_NAME: 'T0' name of mount
LATITUDE: 28.7666666666667 observatory latitude
LONGITUD: -17.9 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: 76.276803 original position (epoch) RA
ORIDEC: 27.834926 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: 0.27500000000022 object offset DEC
OBJRA: 76.276803 telescope FOV center position (J2000) - with of
OBJDEC: 28.1099260000002 telescope FOV center position (J2000) - with of
TARRA: 76.6053320695536 target position with computed corrections (prec
TARDEC: 28.1450460866417 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: 76.6041666666666 mount position (from sensors, sky coordinates)
TELDEC: 28.145 mount position (from sensors, sky coordinates)
JD_HELIO: 2458415.89883003 heliocentric JD
TEL_ALT: 21.008732317524 horizontal telescope coordinates altitude
TEL_AZ: 111.444306624741 horizontal telescope coordinates azimuth
PARKTIME: 1540365653.15644 Time of last mount park
AIRMASS: 2.77684154252773 Airmass of target location
HA: 80.2045517230083 Location hour angle
LST: 156.808718389675 Local Sidereal Time
MOVE_NUM: 8 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: 142.179166666667 telescope local time
FLIP: '' telescope flip
MNT_INFO: 1540373273.60344 time when mount informations were collected
SUN_ALT: 25.8080040563608 solar altitude
SUN_AZ: 301.501519159761 solar azimuth
CAM_FILT: 5 filter used for image
AVERAGE: 18629.7872915557 average value of image
STDEV: 1102.94012417669 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 76.276803 reference value on 1st axis
CRVAL2T: 28.1099260000002 reference value on 2nd axis
CRPIX1T: 528.0 reference pixel of the 1st axis
CRPIX2T: 512.0 reference pixel of the 2nd axis
CDELT1T: 0.000425 delta along 1st axis
CDELT2T: -0.000425 delta along 2nd axis
CROTA2T: 0.0 rotational angle
FILTER: 'z' camera filter as string
DATE: '2018-10-24T09:29:16.188' creation date
CHECKSUM: 'UBYHU9WGUAWGU7WG' HDU checksum updated 2022-10-04T23:21:25
DATASUM: '3826591034' data unit checksum updated 2022-10-04T23:21:25