Image 4152488
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Background - FWHM - WCS - Filters - Zero point
Background - FWHM - WCS - Filters - Zero point
| Id: | 4152488 |
| Filename: | /mnt/data0/cta-n/2021/20210101/darks/WF0/20210102074752-948-RA.fits |
| Time: | 2021-01-02 07:47:52 UT |
| Night: | 20210101 |
| Site: | cta-n |
| CCD: | WF0 / 6149 |
| Type: | dark |
| Image size: | 4148x4124 (4096x4096 usable) |
| Binning: | 1x1 |
| Exposure: | 2.0 s |
| Filter: | B |
| Target: | 2 / flat target |
| RA: | 0.0 |
| Dec: | 0.0 |
| Alt / Az: | 57.3783619158839 112.298550867917 |
Full FITS header
| BITPIX: | 16 | unsigned short data |
| NAXIS: | 2 | number of axes |
| NAXIS1: | 4148 | length of data axis |
| NAXIS2: | 4124 | length of data axis |
| CTIME: | 1609573672 | exposure start (seconds since 1.1.1970) |
| USEC: | 948797 | exposure start micro seconds |
| JD: | 2459216.82467268 | Modified Julian Date |
| DATE-OBS: | '2021-01-02T07:47:52.948' | start of exposure |
| TARGET: | 2 | target id |
| TARSEL: | 2 | selector target id |
| TARTYPE: | 'f' | target type |
| OBSID: | 28727 | observation id |
| IMGID: | 70 | image id |
| PROC: | 0 | procesing status; info in DB |
| CCD_NAME: | 'WF0' | camera name |
| MOONDIST: | 26.4381361072653 | angular distance to between observation and the |
| MOONRA: | 143.876504408322 | lunar RA |
| MOONDEC: | 19.1501676905846 | lunar DEC |
| MOONPHA: | 21.2466664093251 | moon phase |
| MOONALT: | 37.1797389743122 | lunar altitude |
| MOONAZ: | 93.0582101184765 | lunar azimuth |
| EXPOSURE: | 2.0 | exposure length in seconds |
| EXPTIME: | 2.0 | exposure length in seconds |
| INSTRUME: | 'WF0' | name of the data acqusition instrument |
| TELESCOP: | '' | name of the data acqusition telescope |
| ORIGIN: | 'Institute of Physics ASCR' | organisation responsible for data |
| FOC_NAME: | 'FWF' | name of focuser |
| SCRIPREP: | 0 | script loop count |
| SCRIPT: | 'exe /etc/rts2/flat-WF0.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: | 'G4KF16000-0614' | camera serial number |
| CCD_CHIP: | 'KAF-16803' | camera chip type |
| IMAGETYP: | 'dark' | 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: | 10.86381 | detector air temperature |
| CCD_TEMP: | -20.03896 | CCD temperature |
| COOLING: | True | camera cooling start/stop |
| CCD_SET: | -20.0 | CCD set temperature |
| TEMPPWR: | 0.563 | [%] utilization of cooling power |
| VOLTAGE: | 11.85166 | [V] current voltage of the camera power supply |
| GAIN: | 1.6 | [e-ADU] gain |
| PRODUCT_ID: | 6149 | camera product identification |
| PREFLASH: | 0.0 | Duration of CCD pre-exposure preflash |
| NCLEARS: | 0 | Number of CCD pre-exposure clears after preflas |
| RDOUTM: | 'Low Noise' | camera mode |
| OBJECT: | 'flat target' | target object name |
| PI: | '' | project investigator of the target |
| PROGRAM: | '' | target program name |
| 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: | 162.918274 | original position (epoch) RA |
| ORIDEC: | 35.70814 | 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: | 0.18750000000015 | object offset DEC |
| OBJRA: | 162.918274 | telescope FOV center position (J2000) - with of |
| OBJDEC: | 35.8956400000001 | telescope FOV center position (J2000) - with of |
| TARRA: | 163.220808622426 | target position with computed corrections (prec |
| TARDEC: | 35.7820010223099 | 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: | 163.219583333333 | mount position (from sensors, sky coordinates) |
| TELDEC: | 35.78 | mount position (from sensors, sky coordinates) |
| JD_HELIO: | 2459216.82831124 | heliocentric JD |
| TEL_ALT: | 57.3783619158839 | horizontal telescope coordinates altitude |
| TEL_AZ: | 112.298550867917 | horizontal telescope coordinates azimuth |
| PARKTIME: | 1609488469.37699 | Time of last mount park |
| AIRMASS: | 1.18697386782947 | Airmass of target location |
| HA: | 37.9384533403318 | Location hour angle |
| LST: | 201.158036673665 | Local Sidereal Time |
| MOVE_NUM: | 336 | 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: | 116.877083333333 | telescope local time |
| FLIP: | 'East' | telescope flip |
| GSTAT: | '0' | low-level status as returned by mount |
| MNT_INFO: | 1609573651.72018 | time when mount informations were collected |
| SUN_ALT: | -4.00163399812652 | solar altitude |
| SUN_AZ: | 294.004861785875 | solar azimuth |
| FOC_TYPE: | 'GCUSB-nStep' | focuser type |
| FOC_POS: | 2883.0 | focuser position |
| FOC_TAR: | 2882.09228515625 | focuser target position |
| FOC_DEF: | 2892.09218437 | default target value |
| FOC_FILTEROFF: | -10.0 | offset related to actual filter |
| FOC_FOFF: | 0.0 | offset from focusing routine |
| FOC_TOFF: | 0.0 | temporary offset for focusing |
| WEATHER.NEXT_GOOD_WEATHER: | 1609451761.0 | date and time of next good we |
| WEATHER.UPDATE_TIME: | 1609573621.0 | 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: | 3.45 | temperature as set by external script |
| WEATHER.WINDSPEED: | 0.997222222222 | wind speed as set by external scri |
| WEATHER.HUMIDITY: | 14.82 | humidity as set by external script |
| WEATHER.PRESSURE: | 784.37 | pressure as set by external script |
| UPS.NEXT_GOOD_WEATHER: | 1609436598.0 | date and time of next good weathe |
| CAM_FILT: | 0 | filter used for image |
| AVERAGE: | 517.654429652798 | average value of image |
| STDEV: | 18.7741730556426 | standard deviation value of image |
| CTYPE1T: | 'RA---TAN' | WCS transformation type |
| CTYPE2T: | 'DEC--TAN' | WCS transformation type |
| CRVAL1T: | 162.918274 | reference value on 1st axis |
| CRVAL2T: | 35.8956400000001 | reference value on 2nd axis |
| CRPIX1T: | 2074.0 | reference pixel of the 1st axis |
| CRPIX2T: | 2062.0 | reference pixel of the 2nd axis |
| CDELT1T: | 0.0039 | delta along 1st axis |
| CDELT2T: | -0.0039 | delta along 2nd axis |
| CROTA2T: | 0.0 | rotational angle |
| DATASEC: | '[34:4129,12:4107]' | good data section |
| FILTER: | 'B' | camera filter as string |
| DATE: | '2021-01-02T07:48:20.186' | creation date |
| CHECKSUM: | 'ZfhaZZfZZffaZZfY' | HDU checksum updated 2022-10-22T22:43:34 |
| DATASUM: | '1692736665' | data unit checksum updated 2022-10-22T22:43:34 |