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 (sample) (original column names in green) (2606990 rows)
  -c=277.513589880124982 -02.032096088548, eq=J2000, rs=0.005
Post annotation about this record
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (277.513589880124982-02.032096088548)[FK5/J2000] (pos.angDistance)
_RAJ200018 30 03.26157122999 "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)
_DEJ2000-02 01 55.5459187722 "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)
_RAB195018 27 27.09987013569 "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)
_DEB1950-02 04 00.9563703299 "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)
_Glon028.67781056139166 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+03.82432184934799 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?1964201/1964201s  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_id1964201  internal dataset identifier (meta.id;meta.dataset)
dataproduct_typeimage  type of product (meta.note)
calib_level2   calibration level (phot.calib;arith.zp)
obs_release_date 2017-08-31T00:00:00 s timestamp of date the data becomes publicly available (time.epoch)
target_nameSerpensSouth  name of intended target (meta.id)
s_ra277.513589880124982 deg (i) right ascension of central coordinates (J2000) (s_ra) (pos.eq.ra;meta.main)
s_dec-02.032096088548 deg (i) declination of central coordinates (J2000) (s_dec) (pos.eq.dec;meta.main)
s_fov 0.506897939644623   size of the region covered, ∼diameter of minimum bounding circle (instr.fov;instr.pixel)
s_regionpolygon 277.6926184608019 -2.210941004334501 277.3344315166491 -2.2116040462988877 277.33489499276004 -1.8530723321095195 277.69245969560615 -1.8525460789874728  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 4257   dimensions (number of pixels) along the other spatial axis (meta.number)
t_min57583.4471612 d start time of observation (MJD) (t_min) (time.epoch)
t_max57583.4479135 d end time of observation (MJD) (t_max) (time.epoch)
t_exptime 65.00000000000000 s exposure time of observation (time.expo)
t_resolution 65.00000000000000   typical temporal resolution (time.resolution)
t_xel 1   dimensions (number of pixels) along the time axis (time.scale)
em_min 1.40900000000e-06 m start spectral coordinate value (instr.bandpass)
em_max 1.49700000000e-06 m stop spectral coordinate value (instr.bandpass)
em_res_power 16.51000022888   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_id00000000-0000-0000-964c-015671cc5e11  (i) primary key (meta.id.part;meta.main)
lastmodified 2021-04-06T05:42:05 s (i) timestamp of last modification of the metadata UTC (UTC) (lastmodified) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (277.513589880124982-02.032096088548)[FK5/J2000] (pos.angDistance)
_RAJ200018 30 03.26157122999 "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)
_DEJ2000-02 01 55.5459187722 "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)
_RAB195018 27 27.09987013569 "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)
_DEB1950-02 04 00.9563703299 "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)
_Glon028.67781056139166 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+03.82432184934799 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?1964201/1964201p  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_id1964201  internal dataset identifier (meta.id;meta.dataset)
dataproduct_typeimage  type of product (meta.note)
calib_level2   calibration level (phot.calib;arith.zp)
obs_release_date 2017-08-31T00:00:00 s timestamp of date the data becomes publicly available (time.epoch)
target_nameSerpensSouth  name of intended target (meta.id)
s_ra277.513589880124982 deg (i) right ascension of central coordinates (J2000) (s_ra) (pos.eq.ra;meta.main)
s_dec-02.032096088548 deg (i) declination of central coordinates (J2000) (s_dec) (pos.eq.dec;meta.main)
s_fov 0.506897939644623   size of the region covered, ∼diameter of minimum bounding circle (instr.fov;instr.pixel)
s_regionpolygon 277.6926184608019 -2.210941004334501 277.3344315166491 -2.2116040462988877 277.33489499276004 -1.8530723321095195 277.69245969560615 -1.8525460789874728  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 4257   dimensions (number of pixels) along the other spatial axis (meta.number)
t_min57583.4471612 d start time of observation (MJD) (t_min) (time.epoch)
t_max57583.4479135 d end time of observation (MJD) (t_max) (time.epoch)
t_exptime 65.00000000000000 s exposure time of observation (time.expo)
t_resolution 65.00000000000000   typical temporal resolution (time.resolution)
t_xel 1   dimensions (number of pixels) along the time axis (time.scale)
em_min 1.40900000000e-06 m start spectral coordinate value (instr.bandpass)
em_max 1.49700000000e-06 m stop spectral coordinate value (instr.bandpass)
em_res_power 16.51000022888   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_id00000000-0000-0000-3d27-015671d4e331  (i) primary key (meta.id.part;meta.main)
lastmodified 2021-04-06T05:42:05 s (i) timestamp of last modification of the metadata UTC (UTC) (lastmodified) (time.epoch)
  
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