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) (2239798 rows)
  -c=189.110480771933993 +62.191844985409, eq=J2000, rs=0.005
Post annotation about this record
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (189.110480771933993+62.191844985409)[FK5/J2000] (pos.angDistance)
_RAJ200012 36 26.51538526416 "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+62 11 30.6419474710 "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)
_RAB195012 34 12.30815202143 "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+62 28 00.4836199393 "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)
_Glon125.96887738695848 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+54.84789177208284 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?910585/910585og  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_nameWIRCam  instrument name (meta.id;instr)
obs_id910585  internal dataset identifier (meta.id;meta.dataset)
dataproduct_typeimage  type of product (meta.note)
calib_level1   calibration level (phot.calib;arith.zp)
obs_release_date 2008-08-31T00:00:00 s timestamp of date the data becomes publicly available (time.epoch)
target_nameHDFN06  name of intended target (meta.id)
s_ra189.110480771933993 deg (i) right ascension of central coordinates (J2000) (s_ra) (pos.eq.ra;meta.main)
s_dec+62.191844985409 deg (i) declination of central coordinates (J2000) (s_dec) (pos.eq.dec;meta.main)
s_fov 0.500392852263400   size of the region covered, ∼diameter of minimum bounding circle (instr.fov;instr.pixel)
s_regionPolygon ICRS 188.72883703136102 62.368152910219294 189.4917572290257 62.368325435509874 189.48768335668905 62.01449991448758 188.73364507239643 62.01432995246453  region bounded by observation (obs.field)
s_resolution    typical spatial resolution (pos.angResolution)
s_xel1 4246   dimensions (number of pixels) along one spatial axis (meta.number)
s_xel2 4245   dimensions (number of pixels) along the other spatial axis (meta.number)
t_min54225.4265670 d start time of observation (MJD) (t_min) (time.epoch)
t_max54225.4274929 d end time of observation (MJD) (t_max) (time.epoch)
t_exptime 20.00000000000000 s exposure time of observation (time.expo)
t_resolution 20.00000000000000   typical temporal resolution (time.resolution)
t_xel 4   dimensions (number of pixels) along the time axis (time.scale)
em_min 1.98350000000e-06 m start spectral coordinate value (instr.bandpass)
em_max 2.30850000000e-06 m stop spectral coordinate value (instr.bandpass)
em_res_power 6.59999990463   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-af13-013d3e98ba9e  (i) primary key (meta.id.part;meta.main)
lastmodified 2017-12-12T10:05:42 s (i) timestamp of last modification of the metadata UTC (UTC) (lastmodified) (time.epoch)
  
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