Image 4057101
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Background - FWHM - WCS - Filters - Zero point
Background - FWHM - WCS - Filters - Zero point
| Id: | 4057101 |
| Filename: | /mnt/data0/cta-n/2020/20201017/skyflats/WF0/20201018065551-672-RA.fits |
| Dark: | calibrations/cta-n/masterdarks/dark_cta-n_WF0_6149_20181104_1x1_4096x4096_5.0.fits |
| Time: | 2020-10-18 06:55:51 UT |
| Night: | 20201017 |
| Site: | cta-n |
| CCD: | WF0 / 6149 |
| Type: | flat |
| Image size: | 4148x4124 (4096x4096 usable) |
| Binning: | 1x1 |
| Exposure: | 5.0 s |
| Filter: | I |
| Target: | 2 / flat target |
| RA: | 0.0 |
| Dec: | 0.0 |
| Alt / Az: | 57.9718517643297 98.2953674554193 |
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: | 1603004151 | exposure start (seconds since 1.1.1970) |
| USEC: | 672819 | exposure start micro seconds |
| JD: | 2459140.78876889 | Modified Julian Date |
| DATE-OBS: | '2020-10-18T06:55:51.672' | start of exposure |
| TARGET: | 2 | target id |
| TARSEL: | 2 | selector target id |
| TARTYPE: | 'f' | target type |
| OBSID: | 25284 | observation id |
| IMGID: | 59 | image id |
| PROC: | 0 | procesing status; info in DB |
| CCD_NAME: | 'WF0' | camera name |
| MOONDIST: | 144.780666886157 | angular distance to between observation and the |
| MOONRA: | 224.503839424302 | lunar RA |
| MOONDEC: | -13.8452837742403 | lunar DEC |
| MOONPHA: | 88.1912536895419 | moon phase |
| MOONALT: | -25.0219073262454 | lunar altitude |
| MOONAZ: | 272.581698403346 | lunar azimuth |
| EXPOSURE: | 5.0 | exposure length in seconds |
| EXPTIME: | 5.0 | 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: | 'flat' | 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: | 19.62882 | detector air temperature |
| CCD_TEMP: | -19.89614 | CCD temperature |
| COOLING: | True | camera cooling start/stop |
| CCD_SET: | -20.0 | CCD set temperature |
| TEMPPWR: | 0.652 | [%] utilization of cooling power |
| VOLTAGE: | 10.73462 | [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 |
| WEATHER.NEXT_GOOD_WEATHER: | 1603000981.0 | date and time of next good we |
| WEATHER.UPDATE_TIME: | 1603004102.0 | 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: | 8.76 | temperature as set by external script |
| WEATHER.WINDSPEED: | 5.96944444444 | wind speed as set by external scrip |
| WEATHER.HUMIDITY: | 76.65 | humidity as set by external script |
| WEATHER.PRESSURE: | 784.79 | pressure as set by external script |
| FOC_TYPE: | 'GCUSB-nStep' | focuser type |
| FOC_POS: | 2844.0 | focuser position |
| FOC_TAR: | 2843.693359375 | focuser target position |
| FOC_DEF: | 2881.69338677 | default target value |
| FOC_FILTEROFF: | -38.0 | offset related to actual filter |
| FOC_FOFF: | 0.0 | offset from focusing routine |
| FOC_TOFF: | 0.0 | temporary offset for focusing |
| 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: | 76.341718 | original position (epoch) RA |
| ORIDEC: | 28.184324 | 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: | 0.15416666666679 | object offset DEC |
| OBJRA: | 76.341718 | telescope FOV center position (J2000) - with of |
| OBJDEC: | 28.3384906666668 | telescope FOV center position (J2000) - with of |
| TARRA: | 76.6758700493229 | target position with computed corrections (prec |
| TARDEC: | 28.3666909975573 | 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: | 76.6745833333333 | mount position (from sensors, sky coordinates) |
| TELDEC: | 28.3666666666667 | mount position (from sensors, sky coordinates) |
| JD_HELIO: | 2459140.79224722 | heliocentric JD |
| TEL_ALT: | 57.9718517643297 | horizontal telescope coordinates altitude |
| TEL_AZ: | 98.2953674554193 | horizontal telescope coordinates azimuth |
| PARKTIME: | 1603001485.15372 | Time of last mount park |
| AIRMASS: | 1.17923350167052 | Airmass of target location |
| HA: | 36.6128906511643 | Location hour angle |
| LST: | 113.287473984498 | Local Sidereal Time |
| MOVE_NUM: | 2181 | 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: | 103.945 | telescope local time |
| FLIP: | 'East' | telescope flip |
| GSTAT: | '0' | low-level status as returned by mount |
| MNT_INFO: | 1603004149.63261 | time when mount informations were collected |
| SUN_ALT: | -4.59388967761955 | solar altitude |
| SUN_AZ: | 278.557082763019 | solar azimuth |
| UPS.NEXT_GOOD_WEATHER: | 1602255813.0 | date and time of next good weathe |
| CAM_FILT: | 3 | filter used for image |
| AVERAGE: | 24213.7320414078 | average value of image |
| STDEV: | 7562.77975728433 | standard deviation value of image |
| CTYPE1T: | 'RA---TAN' | WCS transformation type |
| CTYPE2T: | 'DEC--TAN' | WCS transformation type |
| CRVAL1T: | 76.341718 | reference value on 1st axis |
| CRVAL2T: | 28.3384906666668 | 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: | 'I' | camera filter as string |
| DATE: | '2020-10-18T06:56:21.312' | creation date |
| CHECKSUM: | 'TFUiUEUiTEUiTEUi' | HDU checksum updated 2022-10-06T23:41:56 |
| DATASUM: | '3416282292' | data unit checksum updated 2022-10-06T23:41:56 |