Image 1808975
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Processed FITS
Background - FWHM - WCS - Filters - Zero point
Background - FWHM - WCS - Filters - Zero point
| Id: | 1808975 |
| Filename: | /mnt/data0/cta-n/2018/20181120/skyflats/C0/20181120182901-020-RA.fits |
| Dark: | calibrations/cta-n/masterdarks/dark_cta-n_C0_2596_20181018_1x1_1056x1024_2.0.fits |
| Time: | 2018-11-20 18:29:01 UT |
| Night: | 20181120 |
| Site: | cta-n |
| CCD: | C0 / 2596 |
| Type: | flat |
| Image size: | 1056x1024 |
| Binning: | 1x1 |
| Exposure: | 2.0 s |
| Filter: | B |
| Target: | 2 / flat target |
| RA: | 0.0 |
| Dec: | 0.0 |
| Alt / Az: | 60.4549807513528 248.796358036722 |
Full FITS header
| BITPIX: | 16 | unsigned short data |
| NAXIS: | 2 | number of axes |
| NAXIS1: | 1056 | length of data axis |
| NAXIS2: | 1024 | length of data axis |
| CTIME: | 1542738541 | exposure start (seconds since 1.1.1970) |
| USEC: | 20630 | exposure start micro seconds |
| JD: | 2458443.27014641 | Modified Julian Date |
| DATE-OBS: | '2018-11-20T18:29:01.020' | start of exposure |
| TARGET: | 2 | target id |
| TARSEL: | 2 | selector target id |
| TARTYPE: | 'f' | target type |
| OBSID: | 2449 | observation id |
| IMGID: | 13 | image id |
| PROC: | 0 | image processing status |
| CCD_NAME: | 'C0' | camera name |
| MOONDIST: | 42.084560375375 | angular distance to between observation and the |
| MOONRA: | 26.7340988905309 | lunar RA |
| MOONDEC: | 5.60491829067422 | lunar DEC |
| MOONPHA: | 17.5477786324979 | moon phase |
| MOONALT: | 22.2584614815269 | lunar altitude |
| MOONAZ: | 275.985069220848 | lunar azimuth |
| EXPOSURE: | 2.0 | 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: | 'flat' | IRAF based image type |
| OBJECT: | 'flat target' | target object name |
| 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: | 7.22069 | detector air temperature |
| CCD_TEMP: | 8.475346 | CCD temperature |
| COOLING: | False | camera cooling start/stop |
| CCD_SET: | 50.0 | CCD set temperature |
| TEMPPWR: | 42765 | [%] utilization of cooling power |
| GAIN: | 1167 | [e-ADU] gain |
| PRODUCT_ID: | 2596 | camera product identification |
| SHIFT: | 0 | shift (for partial, not cleared readout) |
| RDOUTM: | 'LOW NOISE' | camera mode |
| WEATHER.NEXT_GOOD_WEATHER: | 1541608557.0 | date and time of next good we |
| WEATHER.UPDATE_TIME: | 1542738482.0 | 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: | 5.45 | temperature as set by external script |
| WEATHER.WINDSPEED: | 0.347222222222 | wind speed as set by external scri |
| WEATHER.HUMIDITY: | 43.46 | humidity as set by external script |
| WEATHER.PRESSURE: | 785.37 | pressure as set by external script |
| FOC_TYPE: | 'OPTEC_TCF' | focuser type |
| FOC_POS: | 3500.0 | focuser position |
| FOC_TAR: | 3500.0 | focuser target position |
| FOC_DEF: | 3500.0 | 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: | -3.5 | focuser temperature |
| MNT_NAME: | 'T0' | name of mount |
| LATITUDE: | 28.7666666666667 | observatory latitude |
| LONGITUD: | -17.9 | 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: | 353.032426 | original position (epoch) RA |
| ORIDEC: | 34.952141 | 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: | 0.0416666666667 | object offset DEC |
| OBJRA: | 353.032426 | telescope FOV center position (J2000) - with of |
| OBJDEC: | 34.9938076666667 | telescope FOV center position (J2000) - with of |
| TARRA: | 353.256524600028 | target position with computed corrections (prec |
| TARDEC: | 35.1001377937226 | 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: | 353.258333333333 | mount position (from sensors, sky coordinates) |
| TELDEC: | 35.1 | mount position (from sensors, sky coordinates) |
| JD_HELIO: | 2458443.27329147 | heliocentric JD |
| TEL_ALT: | 60.4549807513528 | horizontal telescope coordinates altitude |
| TEL_AZ: | 248.796358036722 | horizontal telescope coordinates azimuth |
| PARKTIME: | -9.1191291391491e-36 | Time of last mount park |
| AIRMASS: | 1.14922112531951 | Airmass of target location |
| HA: | 325.81256081836 | Location hour angle |
| LST: | 319.070894151694 | Local Sidereal Time |
| MOVE_NUM: | 1 | 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: | 277.525 | telescope local time |
| FLIP: | 'West' | telescope flip |
| MNT_INFO: | 1542738540.65064 | time when mount informations were collected |
| SUN_ALT: | -3.72713295466633 | solar altitude |
| SUN_AZ: | 69.489217906315 | solar azimuth |
| CAM_FILT: | 3 | filter used for image |
| AVERAGE: | 24237.8127598618 | average value of image |
| STDEV: | 943.936202873358 | standard deviation value of image |
| CTYPE1T: | 'RA---TAN' | WCS transformation type |
| CTYPE2T: | 'DEC--TAN' | WCS transformation type |
| CRVAL1T: | 353.032426 | reference value on 1st axis |
| CRVAL2T: | 34.9938076666667 | 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: | 'B' | camera filter as string |
| DATE: | '2018-11-20T18:29:08.479' | creation date |
| CHECKSUM: | 'hAFFh4F9hAFEh3F9' | HDU checksum updated 2022-10-04T23:04:23 |
| DATASUM: | '2826135446' | data unit checksum updated 2022-10-04T23:04:23 |