Image 1815826

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Background - FWHM - WCS - Filters - Zero point
Id:1815826
Filename: /mnt/data0/cta-n/2018/20181101/darks/C0/20181102000840-556-RA.fits
Time:2018-11-02 00:08:40 UT
Night:20181101
Site:cta-n
CCD:C0 / 2596
Type:dark
Image size: 1056x1024
Binning: 1x1
Exposure:180.0 s
Filter:R
Target:1 / Dark frames
RA:0.0
Dec:0.0
Alt / Az:24.3467595419 92.1698332217
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: 1541117320 exposure start (seconds since 1.1.1970)
USEC: 556600 exposure start micro seconds
JD: 2458424.50588426 Modified Julian Date
DATE-OBS: '2018-11-02T00:08:40.556' start of exposure
TARGET: 1 target id
TARSEL: 1 selector target id
TARTYPE: 'd' target type
OBSID: 1813 observation id
IMGID: 11 image id
PROC: 0 image processing status
CCD_NAME: 'C0' camera name
MOONDIST: 149.06936720317 angular distance to between observation and the
MOONRA: 149.426224885973 lunar RA
MOONDEC: 14.7965552309645 lunar DEC
MOONPHA: 59.4430796890721 moon phase
MOONALT: -20.4935707416754 lunar altitude
MOONAZ: 238.92443819541 lunar azimuth
EXPOSURE: 180.0 exposure length in seconds
EXPTIME: 180.0 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: 0 script loop count
SCRIPT: 'filter=R D 1 filter=R D 2 filter=R D 30 filter=R D 60 filter=R D 120 filter=R 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: 'G4KF16000-0620' camera serial number
CCD_CHIP: 'KAF-16803' camera chip type
IMAGETYP: 'dark' IRAF based image type
OBJECT: 'Dark frames' 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: 1 shutter state (0 - opened, 1 - closed)
CCD_AIR: 15.42319 detector air temperature
CCD_TEMP: -19.99941 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 40970 [%] 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
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: 315.966667 original position (epoch) RA
ORIDEC: 13.145278 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: 315.966667 telescope FOV center position (J2000) - with of
OBJDEC: 13.145278 telescope FOV center position (J2000) - with of
TARRA: 316.185217616201 target position with computed corrections (prec
TARDEC: 13.21949518293 target position with computed corrections (prec
CORR_RA: -0.0266020000000822 correction from closed loop RA
CORR_DEC: -0.0152150000000688 correction from closed loop DEC
MO_RTS2RA: 0.0 [deg] RTS2 model offsets RA
MO_RTS2DEC: 0.0 [deg] RTS2 model offsets DEC
TELRA: 316.183333333333 mount position (from sensors, sky coordinates)
TELDEC: 13.2166666666667 mount position (from sensors, sky coordinates)
JD_HELIO: 2458424.50826431 heliocentric JD
TEL_ALT: 24.346759541878 horizontal telescope coordinates altitude
TEL_AZ: 92.1698332217168 horizontal telescope coordinates azimuth
PARKTIME: 1541030745.96028 Time of last mount park
AIRMASS: 2.41782898492761 Airmass of target location
HA: 69.2583519593986 Location hour angle
LST: 25.4416852927319 Local Sidereal Time
MOVE_NUM: 41 number of movements performed by the driver; us
CORR_IMG: 43 ID of last image used for correction
CORR_OBS: 1812 ID of last observation used for correction
MNT_ROTA: 0.0 mount rotang
MNT_FLIP: 0 telescope flip
LOCATIME: 2.34166666666667 telescope local time
FLIP: '' telescope flip
MNT_INFO: 1541117308.40056 time when mount informations were collected
SUN_ALT: -72.3371715869403 solar altitude
SUN_AZ: 141.053391564638 solar azimuth
FOC_TYPE: 'OPTEC_TCF' focuser type
FOC_POS: 2600.0 focuser position
FOC_TAR: 2600.0 focuser target position
FOC_DEF: 2600.0 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: 7.9 focuser temperature
CAM_FILT: 1 filter used for image
AVERAGE: 532.986545447147 average value of image
STDEV: 77.3030133172625 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 315.966667 reference value on 1st axis
CRVAL2T: 13.145278 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: 'R' camera filter as string
DATE: '2018-11-02T00:11:45.883' creation date
CHECKSUM: 'KegmNddlKddlKddl' HDU checksum updated 2022-10-04T23:26:26
DATASUM: '1270094093' data unit checksum updated 2022-10-04T23:26:26