Image 6478907

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Background - FWHM - WCS - Filters - Zero point
Id:6478907
Filename: /mnt/data3/cta-n/2023/20230824/50516/C0/20230824210344-752-RA.fits
Dark: calibrations/cta-n/masterdarks/dark_cta-n_C0_2596_20230801_1x1_1056x1024_60.0.fits
Flat: calibrations/cta-n/masterflats/masterflat_cta-n_C0_2596_20230222_1x1_1056x1024_N.fits
Time:2023-08-24 21:03:44 UT
Night:20230824
Site:cta-n
CCD:C0 / 2596
Type:object
Image size: 1062x1026 (1056x1024 usable)
Binning: 1x1
Exposure:60.0 s
Filter:N
Target:50516 / GRB 230824.788 GCN #1186982
RA:261.93844264216136
Dec:-16.23029823783148
Alt / Az:44.2468494132363 11.6336608214121
BITPIX: 16 unsigned short data
NAXIS: 2 number of axes
NAXIS1: 1062 length of data axis
NAXIS2: 1026 length of data axis
CTIME: 1692911024 exposure start (seconds since 1.1.1970)
USEC: 752825 exposure start micro seconds
JD: 2460181.37759848 Modified Julian Date
DATE-OBS: '2023-08-24T21:03:44.752' start of exposure
TARGET: 50516 target id
TARSEL: 50516 selector target id
TARTYPE: 'G' target type
OBSID: 61428 observation id
IMGID: 25 image id
PROC: 3 procesing status; info in DB
CCD_NAME: 'C0' camera name
MOONDIST: 18.5386381685964 angular distance to between observation and the
MOONRA: 244.32938499096 lunar RA
MOONDEC: -24.7292808606045 lunar DEC
MOONPHA: 46.7786156998983 moon phase
MOONALT: 30.7091580686744 lunar altitude
MOONAZ: 28.2283766719036 lunar azimuth
GRB_RA: 261.9374 GRB RA know at time of exposure
GRB_DEC: -16.2124 GRB DEC know at time of exposure
GRB_ERR: 0.0500000007450581 GRB errorbox diameter
EXPOSURE: 60.0 exposure length in seconds
EXPTIME: 60.0 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=N for 10 { T0.woffs=(rand(-0.0333,+0.0333),rand(-0.0333,0.0333)) E 60 E 60 E 60 }' script used to take this images
SCR_COMM: '' comment recorded for this script
COMM_NUM: 0 comment order within current script
CCD_TYPE: 'G2-1000BI' camera type
CCD_SER: 'G2EV01000-0259' 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: 27.58303 detector air temperature
CCD_TEMP: -19.82363 CCD temperature
COOLING: True camera cooling start/stop
CCD_SET: -20.0 CCD set temperature
TEMPPWR: 42432 [%] utilization of cooling power
GAIN: 1167 [e-ADU] gain
PRODUCT_ID: 2596 camera product identification
SHIFT: 0 shift (for partial, not cleared readout)
NCLEARS: 0 Number of CCD clears before exposure
RDOUTM: 'LOW NOISE' camera mode
OBJECT: 'GRB 230824.788 GCN #1186982' target object name
PI: '' project investigator of the target
PROGRAM: '' target program name
WEATHER.NEXT_GOOD_WEATHER: 1692803701.0 date and time of next good we
WEATHER.UPDATE_TIME: 1692910981.0 time of last update of device statu
WEATHER.GOOD_WEATHER: True weather quality as set by external script
WEATHER.RAIN: False Rain
WEATHER.TEMPERATURE: 19.2 Temperature, degrees
WEATHER.WINDSPEED: 1.93333333333 Wind speed, m/s
WEATHER.HUMIDITY: 32.82 Humidity
WEATHER.PRESSURE: 788.65 Pressure
WEATHER.DUST: 13.9513786659 Dust concentration, ug/m^3
UPS.NEXT_GOOD_WEATHER: 1691483165.0 date and time of next good weathe
FOC_TYPE: 'OPTEC_TCF' focuser type
FOC_POS: 2724.0 focuser position
FOC_TAR: 2723.21044921875 focuser target position
FOC_DEF: 2723.21042084 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: 18.0 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: 261.9374 original position (epoch) RA
ORIDEC: -16.2124 original position (epoch) DEC
OEPOCH: 2000.0 epoch (2000,..)
PMRA: 0.0 proper motion/year RA
PMDEC: 0.0 proper motion/year DEC
OFFSRA: -0.00134683999999652 object offset RA
OFFSDEC: -0.0152967000000217 object offset DEC
OBJRA: 261.93605316 telescope FOV center position (J2000) - with of
OBJDEC: -16.2276967 telescope FOV center position (J2000) - with of
TARRA: 262.271133330165 target position with computed corrections (prec
TARDEC: -16.211754055476 target position with computed corrections (prec
CORR_RA: -0.00828000000001339 correction from closed loop RA
CORR_DEC: 0.023161 correction from closed loop DEC
MO_RTS2RA: 0.0 [deg] RTS2 model offsets RA
MO_RTS2DEC: 0.0 [deg] RTS2 model offsets DEC
TELRA: 262.270416666667 mount position (from sensors, sky coordinates)
TELDEC: -16.2113888888889 mount position (from sensors, sky coordinates)
JD_HELIO: 2460181.38005428 heliocentric JD
TEL_ALT: 44.2468494132363 horizontal telescope coordinates altitude
TEL_AZ: 11.6336608214121 horizontal telescope coordinates azimuth
PARKTIME: 1692859664.65585 Time of last mount park
AIRMASS: 1.43217158430639 Airmass of target location
HA: 8.65222444925581 Location hour angle
LST: 270.922641115923 Local Sidereal Time
MOVE_NUM: 4739 number of movements performed by the driver; us
CORR_IMG: 1 ID of last image used for correction
CORR_OBS: 61428 ID of last observation used for correction
MNT_ROTA: 0.0 mount rotang
MNT_FLIP: 0 telescope flip
LOCATIME: 315.932083333333 telescope local time
FLIP: 'East' telescope flip
GSTAT: '0' low-level status as returned by mount
MNT_INFO: 1692911024.50869 time when mount informations were collected
SUN_ALT: -17.9535140374969 solar altitude
SUN_AZ: 114.097429477891 solar azimuth
CAM_FILT: 6 filter used for image
AVERAGE: 3560.19857435491 average value of image
STDEV: 463.339730850889 standard deviation value of image
CTYPE1T: 'RA---TAN' WCS transformation type
CTYPE2T: 'DEC--TAN' WCS transformation type
CRVAL1T: 261.93605316 reference value on 1st axis
CRVAL2T: -16.2276967 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: 'N' camera filter as string
DATE: '2023-08-24T21:04:54.214' 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: 261.937355528 RA of reference point
CRVAL2: -16.2309592193 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: -0.000423639869348 Transformation matrix
CD1_2: -1.02075587405e-05 no comment
CD2_1: -1.02075587405e-05 no comment
CD2_2: 0.000423639869348 no comment
IMAGEW: 1062 Image width, in pixels.
IMAGEH: 1026 Image height, in pixels.
_ATE: '2023-08-24T21:04:53' Date this file was created.
RA_ERR: -0.0015282968 RA error in position
DEC_ERR: 0.0034692353 DEC error in position
POS_ERR: 0.00376680831227945 error in position
CHECKSUM: 'LGahNGZhLGahLGWh' HDU checksum updated 2024-12-15T12:12:26
DATASUM: '1629060182' data unit checksum updated 2024-12-15T12:12:26