VizieR

CfA VizieR . ADAC VizieR . CADC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . Beijing (Ch) VizieR .

VizieR

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B/cfht/obscore Log of CFHT Exposures (CADC, 1979-)
The CFHT Observation logs (original column names in green) (1445549 rows)
  -c=213.916264705114997 +19.179736110991, eq=J2000, rs=0.005
Post annotation about this record
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (213.916264705114997+19.179736110991)[FK5/J2000] (pos.angDistance)
_RAJ200014 15 39.90352922750 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+19 10 47.0499995681 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195014 13 19.07780088421 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+19 24 41.3143730991 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon015.04445911546750 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+69.10929788009128 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)

obs_publisher_didivo://cadc.nrc.ca/CFHT?428771/428771o  publisher dataset identifier (meta.id;meta.dataset)
obs_collectionCFHT  short name for the data colection (meta.id;meta.dataset)
facility_nameCFHT 3.6m  telescope name (meta.id;instr.tel)
instrument_nameFTS  instrument name (meta.id;instr)
obs_id428771  internal dataset identifier (meta.id;meta.dataset)
dataproduct_typespectrum  type of product (meta.note)
calib_level1   calibration level (phot.calib;arith.zp)
obs_release_date 2000-02-08T09:45:12 s timestamp of date the data becomes publicly available (time.epoch)
target_nameARCTURUS FILTRE 1.072 6/7 FEV 1998  name of intended target (meta.id)
s_ra213.916264705114571 deg (i) right ascension of central coordinates (J2000) (s_ra) (pos.eq.ra;meta.main)
s_dec+19.179736110991 deg (i) declination of central coordinates (J2000) (s_dec) (pos.eq.dec;meta.main)
s_fov 0.568884387226113   size of the region covered, ∼diameter of minimum bounding circle (instr.fov;instr.pixel)
s_regionpolygon 213.6151061163634 19.179629430238023 214.21742329311326 19.179629382271415 214.21742278523158 19.179351608331203 213.61510662419548 19.179351656297072  region bounded by observation (obs.field)
s_resolution    typical spatial resolution (pos.angResolution)
s_xel120480   dimensions (number of pixels) along one spatial axis (meta.number)
s_xel2 10   dimensions (number of pixels) along the other spatial axis (meta.number)
t_min50851.4063190 d start time of observation (MJD) (t_min) (time.epoch)
t_max50851.4068977 d end time of observation (MJD) (t_max) (time.epoch)
t_exptime 50.00000000000000 s exposure time of observation (time.expo)
t_resolution 50.00000000000000   typical temporal resolution (time.resolution)
t_xel 1   dimensions (number of pixels) along the time axis (time.scale)
em_min 9.00000000000e-07 m start spectral coordinate value (instr.bandpass)
em_max 1.05942796610e-06 m stop spectral coordinate value (instr.bandpass)
em_res_power    typical spectral resolution (spect.resolution)
em_xel 1   dimensions (number of pixels) along the energy axis (phys.size)
em_ucd   UCD describing the spectral axis (meta.number)
pol_states   polarization states present in the data (phys.polarization)
pol_xel    dimensions (number of pixels) along the polarization axis (phys.size)
o_ucdphot.count  UCD describing the observable axis (pixel values) (meta.number)
access_urlDatalink  URL to download the data (meta.ref.url)
access_formatapplication/x-votable+xml;content=datalink  format of the data file (meta.note)
access_estsize    estimated size of the download (meta.number)
core_id00000000-0000-0000-ec37-11fabcc59c96  (i) primary key (meta.id.part;meta.main)
lastmodified 2017-11-25T05:00:34 s (i) timestamp of last modification of the metadata UTC (UTC) (lastmodified) (time.epoch)
  
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