Image 6293871
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Processed FITS
Background - FWHM - WCS - Filters - Zero point
Background - FWHM - WCS - Filters - Zero point
| Id: | 6293871 |
| Filename: | calibrations/cta-n/masterdarks/dark_cta-n_C0_2596_20210401_1x1_1056x1024_bias.fits |
| Time: | 2021-04-01 19:57:24 UT |
| Night: | 20210401 |
| Site: | cta-n |
| CCD: | C0 / 2596 |
| Type: | bias |
| Image size: | 1056x1024 |
| Binning: | 1x1 |
| Exposure: | 0.0 s |
| Filter: | DF |
| Target: | 2 / flat target |
| RA: | 0.0 |
| Dec: | 0.0 |
| Alt / Az: | 63.8638684642 280.108242969 |
Full FITS header
| BITPIX: | -64 | array data type |
| NAXIS: | 2 | number of array dimensions |
| NAXIS1: | 1056 | |
| NAXIS2: | 1024 | |
| CTIME: | 1617307044 | exposure start (seconds since 1.1.1970) |
| USEC: | 748697 | exposure start micro seconds |
| JD: | 2459306.33153493 | Modified Julian Date |
| DATE-OBS: | '2021-04-01T19:57:24.748' | start of exposure |
| TARGET: | 2 | target id |
| TARSEL: | 2 | selector target id |
| TARTYPE: | 'f' | target type |
| OBSID: | 31910 | observation id |
| IMGID: | 116 | image id |
| PROC: | 0 | procesing status; info in DB |
| CCD_NAME: | 'C0' | camera name |
| MOONDIST: | 108.731455909519 | angular distance to between observation and the |
| MOONRA: | 246.491731218974 | lunar RA |
| MOONDEC: | -21.3087655868758 | lunar DEC |
| MOONPHA: | 31.1409979701376 | moon phase |
| MOONALT: | -48.4741728968146 | lunar altitude |
| MOONAZ: | 270.311372469123 | lunar azimuth |
| EXPOSURE: | 0 | exposure length in seconds |
| EXPTIME: | 2.0 | 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: | '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: | 'MI G2-1000BI rev.20' | camera type |
| CCD_SER: | 'G2EV01000-02596' | camera serial number |
| CCD_CHIP: | 'CCD47-10' | camera chip type |
| IMAGETYP: | 'bias' | 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: | 1 | shutter state (0 - opened, 1 - closed) |
| CCD_AIR: | 16.54821 | detector air temperature |
| CCD_TEMP: | -20.02798 | CCD temperature |
| COOLING: | True | camera cooling start/stop |
| CCD_SET: | -20.0 | CCD set temperature |
| TEMPPWR: | 42727 | [%] 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: | 'flat target' | target object name |
| PI: | '' | project investigator of the target |
| PROGRAM: | '' | target program name |
| WEATHER.next_good_weather: | 1617229802.0 | date and time of next good we |
| WEATHER.update_time: | 1617307021.0 | 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: | 11.28 | temperature as set by external script |
| WEATHER.windspeed: | 1.375 | wind speed as set by external script |
| WEATHER.humidity: | 14.82 | humidity as set by external script |
| WEATHER.pressure: | 786.75 | pressure as set by external script |
| UPS.next_good_weather: | 1614356750.0 | date and time of next good weathe |
| FOC_TYPE: | 'OPTEC_TCF' | focuser type |
| FOC_POS: | 3209.0 | focuser position |
| FOC_TAR: | 3208.4267578125 | focuser target position |
| FOC_DEF: | 3208.42685371 | 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: | 7.5 | 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: | 139.307392 | original position (epoch) RA |
| ORIDEC: | 21.252395 | 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: | 0.20000000000016 | object offset DEC |
| OBJRA: | 139.307392 | telescope FOV center position (J2000) - with of |
| OBJDEC: | 21.4523950000002 | telescope FOV center position (J2000) - with of |
| TARRA: | 139.602665709362 | target position with computed corrections (prec |
| TARDEC: | 21.366208550108 | 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: | 139.60375 | mount position (from sensors, sky coordinates) |
| TELDEC: | 21.3658333333333 | mount position (from sensors, sky coordinates) |
| JD_HELIO: | 2459306.33470386 | heliocentric JD |
| TEL_ALT: | 63.8638684641848 | horizontal telescope coordinates altitude |
| TEL_AZ: | 280.108242969097 | horizontal telescope coordinates azimuth |
| PARKTIME: | 1617260662.64935 | Time of last mount park |
| AIRMASS: | 1.11371739832714 | Airmass of target location |
| HA: | 332.246656595109 | Location hour angle |
| LST: | 111.850406595109 | Local Sidereal Time |
| MOVE_NUM: | 585 | 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: | 299.35 | telescope local time |
| FLIP: | 'West' | telescope flip |
| GSTAT: | '0' | low-level status as returned by mount |
| MNT_INFO: | 1617307044.6183 | time when mount informations were collected |
| SUN_ALT: | -7.11847010858973 | solar altitude |
| SUN_AZ: | 99.4249295100226 | solar azimuth |
| CAM_FILT: | 0 | filter used for image |
| AVERAGE: | 481.092218147377 | average value of image |
| STDEV: | 8.05644817834452 | standard deviation value of image |
| CTYPE1T: | 'RA---TAN' | WCS transformation type |
| CTYPE2T: | 'DEC--TAN' | WCS transformation type |
| CRVAL1T: | 139.307392 | reference value on 1st axis |
| CRVAL2T: | 21.4523950000002 | 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: | 'DF' | camera filter as string |
| DATE: | '2021-04-01T19:57:32.160' | creation date |
| AIRTEMPA: | -0.2576 | |
| AIRTEMPB: | 478.2 | |
| DATASEC0: | '[1:1056,3:1026]' | |
| NDARKS: | 116 | |
| NDARKMED: | 38 |