Summary of FITS file J/A+A/634/A133/fits/xsl_spectrum_X0161_vis.fits:
--- fits/xsl_spectrum_X0161_vis.fits ⇩Download⇩ file
ext xtension bpx (dim) x2880 extname
000 main 8 () 2b
001 BINTABLE 8 (12x32423/3f) 139b SPECTRUM [0/11(1)] [0/32422(1)]
The header of the FITS file is listed below,
followed by a sample of values (limited to 1000 lines).
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#--- fits/xsl_spectrum_X0161_vis.fits
#ext xtension bpx (dim) x2880 extname
#-------------------------------------------------------------------------------
#000 main 8 () 2b
#-------------------------------------------------------------------------------
SIMPLE = T / conforms to FITS standard
BITPIX = 8 / array data type
NAXIS = 0 / number of array dimensions
EXTEND = T
DATE = '2020-01-09' / Date this file was written
DISPELEM= 'VIS ' / Dispersive element name
SPECSYS = 'SOURCE ' / Reference frame for spectral coordinates
EXT_OBJ = F / TRUE if extended
OBJECT = 'HD172230' / Machine-readable name of the star
HNAME = 'HD 172230' / Humane-readable name of the star
XSL_ID = 'X0161 ' / X-shooter Spectral Library unique identifier
XSL_NAME= 'X0161_V_N' / Internal name for the science spectrum
RA = 279.7289583333333 / [deg] Spectroscopic target position (J2000)
DEC = 6.270786111111111 / [deg] Spectroscopic target position (J2000)
RA_FULL = '18:38:54.95' / [HH:MM:SS.SS] Target position (J2000)
DEC_FULL= '+06:16:14.83' / [DD:MM:SS.SS] Target position (J2000)
EQUINOX = 2000.0 / Standard FK5
RADECSYS= 'FK5 ' / Coordinate reference frame
WAVELMIN= 533.7365656387282 / [nm] Minimum wavelength
WAVELMAX= 1020.127226471916 / [nm] Maximum wavelength
SPEC_BIN= 0.01500187097752106 / Average spectral coordinate bin size
CONTNORM= F / TRUE if normalised to the continuum
TOT_FLUX= F / TRUE if photometric conditions
FLUXERR = -1.0 / Uncertainty in flux scale (%)
SNR = 57.87 / Median signal-to-noise ratio
SPEC_RES= 10780.33033 / Reference spectral resolving power
ORIGIN = 'ESO ' / European Southern Observatory
TELESCOP= 'ESO-VLT-U2' / ESO Telescope designation
INSTRUME= 'XSHOOTER' / Instrument used
PROG_ID = '085.B-0751(A)' / ESO program identification
OBID1 = 480115 / Observation block ID
M_EPOCH = F / True if combination of multiple epochs
SINGLEXP= F / True if resulting from single exposure
OBSTECH = 'ECHELLE,SLIT,NODDING' / Observation technique
FLUXCAL = 'UNCALIBRATED' / Quality of flux calibration
PRODCATG= 'SCIENCE.SPECTRUM' / Single target 1-dimensional spectrum
PROCSOFT= 'xshoo/2.6.8' / Pipeline (unique) identifier
NCOMBINE= 2 / Number of raw science data files combined
PROV1 = 'XSHOO.2010-07-18T04:26:50.083' / Originating raw science file
PROV2 = 'XSHOO.2010-07-18T04:27:45.848' / Originating raw science file
EXPTIME = 2.200001 / Integration time
TEXPTIME= 2.200001 / Total integration time of all exposures
FWHM = 1.19 / Observatory seeing queried from AS
MJD-OBS = 55395.18530189 / Start of the observations
MJD-END = 55395.18596004149 / End of the observations
EXT_AVG = T / Two 1D-spectra averaged
CAL_NAME= 'CAL0203_X0161_V_S_I.fits' / Internal name for the response curve
CAL_STAR= 'LTT7987-V12.18' / Spectro-photometric standard star target
CAL_RAW1= 'XSHOO.2010-07-13T05:20:07.243' / Originating raw flux-standard file
CAL_RAW2= 'XSHOO.2010-07-13T05:25:56.730' / Originating raw flux-standard file
FLUX_COR= T / First flux calibration applied
LOSS_COR= T / TRUE if correction for slit loss was applied
STA_NAME= 'X0161_V_S_F.fits' / Internal name for the wide-slit spectrum
STA_RAW1= 'XSHOO.2010-07-18T04:25:35.898' / Originating raw wide-slit file
REST_COR= T / TRUE if correction for rest-frame was applied
REST_VAL= -43.81 / cz value in km/s
BARY_COR= -6.421 / Barycentric radial velocity correction value
HAIR_VIS= F / Some narrow spikes in the VIS spectrum
NOIS_VIS= F / Noisy VIS spectrum
WAVY_VIS= F / Wavy in some part of the VIS spectrum
WMIN_VIS= '540 ' / Shortest useful wavelength [in nm]
REFERENC= 'Gonneau et al. 2019' / Bibliographic reference
CHECKSUM= 'ISCBIR9AIRCAIR9A' / HDU checksum updated 2020-01-09T12:48:44
DATASUM = '0 ' / data unit checksum updated 2020-01-09T12:48:44
END
END
#001 BINTABLE 8 (12x32423/3f) 139b SPECTRUM [0/11(1)] [0/32422(1)]
#-------------------------------------------------------------------------------
XTENSION= 'BINTABLE' / binary table extension
BITPIX = 8 / array data type
NAXIS = 2 / number of array dimensions
NAXIS1 = 12 / length of dimension 1
NAXIS2 = 32423 / length of dimension 2
PCOUNT = 0 / number of group parameters
GCOUNT = 1 / number of groups
TFIELDS = 3 / number of table fields
TTYPE1 = 'WAVE '
TFORM1 = 'E '
TUNIT1 = 'nm '
TTYPE2 = 'FLUX '
TFORM2 = 'E '
TUNIT2 = 'erg cm**(-2) s**(-1) angstrom**(-1)'
TTYPE3 = 'ERR '
TFORM3 = 'E '
TUNIT3 = 'erg cm**(-2) s**(-1) angstrom**(-1)'
VOCLASS = 'SPECTRUM V1.0' / VO Data Model
VOPUB = 'ESO/SAF ' / VO Publishing Authority
TITLE = 'xsl_spectrum_X0161_vis' / Data set title
OBJECT = 'HD172230' / Machine-readable name of the star
RA = 279.7289583333333 / [deg] Spectroscopic target position (J2000)
DEC = 6.270786111111111 / [deg] Spectroscopic target position (J2000)
RA_FULL = '18:38:54.95' / [HH:MM:SS.SS] Target position (J2000)
DEC_FULL= '+06:16:14.83' / [DD:MM:SS.SS] Target position (J2000)
APERTURE= 0.000194444444444444 / [deg] Aperture width
TELAPSE = 56.86428872868419 / [s] Total elapsed time
TMID = 55395.18563096575 / [d] MJD mid exposure
SPEC_VAL= 776.9318960553221 / [nm] Mean wavelength
SPEC_BW = 486.3906608331878 / [nm] Bandpass Width Wmax - Wmin
NELEM = 32423 / Length of data arrays
TDMIN1 = 533.7365656387282 / Start in spectral coordinates
TDMAX1 = 1020.127226471916 / Stop in spectral coordinates
TUTYP1 = 'Spectrum.Data.SpectralAxis.Value' / IVOA data model element field 1
TUCD1 = 'em.wl ' / UCD for field 1
TUTYP2 = 'Spectrum.Data.FluxAxis.Value' / IVOA data model element for field 2
TUCD2 = 'phot.flux.density;em.wl;src.net;stat.uncalib' / UCD for field 2
TUTYP3 = 'Spectrum.Data.FluxAxis.Accuracy.StatError' / IVOA data model field 3
TUCD3 = 'stat.error;phot.flux.density;em.wl;src.net;stat.uncalib' / UCD 3
EXTNAME = 'SPECTRUM'
INHERIT = T / Primary header keywords are inherited
CHECKSUM= 'YXIoaUFoYUFoaUFo' / HDU checksum updated 2020-01-09T12:48:44
DATASUM = '4064671143' / data unit checksum updated 2020-01-09T12:48:44
END
END