Image 4384868

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Background - FWHM - WCS - Filters - Zero point
Id:4384868
Filename: /mnt/data0/cta-n/2021/20210601/01012/C0/20210602042517-373-RA.fits
Dark: calibrations/cta-n/masterdarks/dark_cta-n_C0_2596_20210601_1x1_1056x1024_20.0.fits
Flat: calibrations/cta-n/masterflats/masterflat_cta-n_C0_2596_20210601_1x1_1056x1024_B.fits
Time:2021-06-02 04:25:17 UT
Night:20210601
Site:cta-n
CCD:C0 / 2596
Type:object
Image size: 1062x1026 (1056x1024 usable)
Binning: 1x1
Exposure:20.0 s
Filter:B
Target:1012 / WW Vul
RA:291.4921386983336
Dec:21.20879660620445
Alt / Az:79.8802670382929 43.9512927634221
BITPIX: 16 unsigned short data
NAXIS: 2 number of axes
NAXIS1: 1062 length of data axis
NAXIS2: 1026 length of data axis
CTIME: 1622607917 exposure start (seconds since 1.1.1970)
USEC: 373946 exposure start micro seconds
JD: 2459367.68392397 Modified Julian Date
DATE-OBS: '2021-06-02T04:25:17.373' start of exposure
TARGET: 1012 target id
TARSEL: 1012 selector target id
TARTYPE: 'O' target type
OBSID: 33553 observation id
IMGID: 7 image id
PROC: 3 procesing status; info in DB
CCD_NAME: 'C0' camera name
MOONDIST: 61.4215785429909 angular distance to between observation and the
MOONRA: 343.670109813519 lunar RA
MOONDEC: -12.6796615653343 lunar DEC
MOONPHA: 49.0940142572781 moon phase
MOONALT: 30.3804363618735 lunar altitude
MOONAZ: 307.736476464759 lunar azimuth
EXPOSURE: 20.0 exposure length in seconds
EXPTIME: 20.0 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: 'tempdisable 14400 for 3 { filter=B E 20 filter=V E 20 filter=R E 20 }' script used to take this images
SCR_COMM: '' comment recorded for this script
COMM_NUM: 0 comment order within current script
CCD_TYPE: 'MI G2-1000BI rev.20' camera type
CCD_SER: 'G2EV01000-02596' camera serial number
CCD_CHIP: 'CCD47-10' camera chip type
IMAGETYP: 'object' 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: 11.22856 detector air temperature
CCD_TEMP: -19.82363 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 39431 [%] utilization of cooling power
GAIN: 1167 [e-ADU] gain
PRODUCT_ID: 2596 camera product identification
SHIFT: 0 shift (for partial, not cleared readout)
NCLEARS: 2 Number of CCD clears before exposure
RDOUTM: 'LOW NOISE' camera mode
OBJECT: 'WW Vul' target object name
PI: '' project investigator of the target
PROGRAM: '' target program name
WEATHER.NEXT_GOOD_WEATHER: 1621469161.0 date and time of next good we
WEATHER.UPDATE_TIME: 1622607901.0 time of last update of weather stat
WEATHER.GOOD_WEATHER: True weather quality as set by external script
WEATHER.RAIN: False rain condition as set by external script
WEATHER.TEMPERATURE: 6.97 temperature as set by external script
WEATHER.WINDSPEED: 2.59444444444 wind speed as set by external scrip
WEATHER.HUMIDITY: 59.5 humidity as set by external script
WEATHER.PRESSURE: 783.87 pressure as set by external script
UPS.NEXT_GOOD_WEATHER: 1618519255.0 date and time of next good weathe
FOC_TYPE: 'OPTEC_TCF' focuser type
FOC_POS: 2866.0 focuser position
FOC_TAR: 2865.55102539062 focuser target position
FOC_DEF: 2865.5511022 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: 3.2 focuser temperature
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: 291.494789 original position (epoch) RA
ORIDEC: 21.208704 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: 291.494789 telescope FOV center position (J2000) - with of
OBJDEC: 21.208704 telescope FOV center position (J2000) - with of
TARRA: 291.663525918809 target position with computed corrections (prec
TARDEC: 21.2810372117048 target position with computed corrections (prec
CORR_RA: -0.0651560000000018 correction from closed loop RA
CORR_DEC: 0.030048 correction from closed loop DEC
MO_RTS2RA: 0.0 [deg] RTS2 model offsets RA
MO_RTS2DEC: 0.0 [deg] RTS2 model offsets DEC
TELRA: 291.662083333333 mount position (from sensors, sky coordinates)
TELDEC: 21.2805555555556 mount position (from sensors, sky coordinates)
JD_HELIO: 2459367.68731711 heliocentric JD
TEL_ALT: 79.8802670382929 horizontal telescope coordinates altitude
TEL_AZ: 43.9512927634221 horizontal telescope coordinates azimuth
PARKTIME: 1622528207.47271 Time of last mount park
AIRMASS: 1.01578158594555 Airmass of target location
HA: 7.52032189168222 Location hour angle
LST: 299.182405225016 Local Sidereal Time
MOVE_NUM: 6890 number of movements performed by the driver; us
CORR_IMG: 2 ID of last image used for correction
CORR_OBS: 33553 ID of last observation used for correction
MNT_ROTA: 0.0 mount rotang
MNT_FLIP: 0 telescope flip
LOCATIME: 66.2125 telescope local time
FLIP: 'East' telescope flip
GSTAT: '0' low-level status as returned by mount
MNT_INFO: 1622607891.03153 time when mount informations were collected
SUN_ALT: -20.3784299358227 solar altitude
SUN_AZ: 228.451802398491 solar azimuth
CAM_FILT: 3 filter used for image
AVERAGE: 495.643256498644 average value of image
STDEV: 73.4542955854295 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 291.494789 reference value on 1st axis
CRVAL2T: 21.208704 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
DATASEC: '[1:1056,3:1026]' good data section
FILTER: 'B' camera filter as string
DATE: '2021-06-02T04:25:46.320' creation date
WCSAXES: 2 no comment
CTYPE1: 'RA---TAN' TAN (gnomic) projection
CTYPE2: 'DEC--TAN' TAN (gnomic) projection
EQUINOX: 2000.0 Equatorial coordinates definition (yr)
LONPOLE: 180.0 no comment
LATPOLE: 0.0 no comment
CRVAL1: 291.490999198 RA of reference point
CRVAL2: 21.2081693633 DEC of reference point
CRPIX1: 531.5 X reference pixel
CRPIX2: 513.5 Y reference pixel
CUNIT1: 'deg' X pixel scale units
CUNIT2: 'deg' Y pixel scale units
CD1_1: -0.000423137658995 Transformation matrix
CD1_2: 2.98390495848e-06 no comment
CD2_1: 2.98390495848e-06 no comment
CD2_2: 0.000423137658995 no comment
IMAGEW: 1062 Image width, in pixels.
IMAGEH: 1026 Image height, in pixels.
_ATE: '2021-06-02T06:25:45' Date this file was created.
RA_ERR: 0.0035644638 RA error in position
DEC_ERR: 0.0007476976 DEC error in position
POS_ERR: 0.00340612113508441 error in position
CHECKSUM: 'RAZAU4X8RAXAR3X7' HDU checksum updated 2022-10-23T06:34:32
DATASUM: '3483979032' data unit checksum updated 2022-10-23T06:34:32