VizieR

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

VizieR

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B/hst/obscore HST Archived Exposures Catalog (STScI, 2007)
HST observation logs (sample) (original column names in green) (14459225 rows)
  -c=208.078291615734 +31.44512454708520, eq=J2000, rs=0.005
Post annotation about this record
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (208.078291615734+31.44512454708520)[FK5/J2000] (pos.angDistance)
_RAJ200013 52 18.78998777616 "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+31 26 42.4483695067 "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)
_RAB195013 50 04.15717165069 "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+31 41 28.6524239062 "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)
_Glon054.58614757958198 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+76.05682295819321 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/HST?u27l5a01t/u27l5a01t_drz  publisher dataset identifier (meta.id;meta.dataset)
obs_collectionHST  Collection short name for the data colection (meta.id;meta.dataset)
facility_nameHST  telescope name (meta.id;instr.tel)
instrument_nameWFPC2  instrument name (meta.id;instr)
obs_idu27l5a01t  internal dataset identifier (meta.id;meta.dataset)
dataproduct_typeimage  type of product (meta.note)
calib_level2   calibration level (0,1,2,3) (phot.calib;arith.zp)
obs_release_date-117105111 s timestamp of date the data becomes publicly available (time.epoch)
target_name3C293.0  name of intended target (meta.id)
s_ra208.078291615734 deg (i) RA of central coordinates (J2000) (s_ra) (pos.eq.ra;meta.main)
s_dec+31.44512454708520 deg (i) DEC of central coordinates (J2000) (s_dec) (pos.eq.dec;meta.main)
s_fov 0.06285394208583   size of the region covered (∼diameter of minimum bounding circle) (instr.fov;instr.pixel)
s_regionPolygon ICRS 208.04331097715607 31.45497951202018 208.08989599497593 31.474951925481264 208.11326489318034 31.43526007902495 208.06669462221868 31.415296123341392  region bounded by observation (obs.field)
s_resolution 0.1164431934730   typical spatial resolution (pos.angResolution)
s_xel11601   dimensions (number of pixels) along one spatial axis (meta.number)
s_xel21599   dimensions (number of pixels) along the other spatial axis (meta.number)
t_min49732.7765851 d start time of observation (MJD) (t_min) (time.epoch)
t_max49732.7782055 d end time of observation (MJD) (t_max) (time.epoch)
t_exptime 140.000000 s exposure time of observation (time.expo)
t_resolution    typical temporal resolution (pos.angResolution)
t_xel1   dimensions (number of pixels) along the time axis (time.scale)
em_min 6.1256e-07 m start spectral coordinate value (instr.bandpass)
em_max 7.51030000000e-07 m stop spectral coordinate value (instr.bandpass)
em_res_power 0.0596574991941   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 files (meta.note)
access_estsize    estimated size of the download (meta.number)
core_id00000000-0000-0000-1c75-014392fd70b7  primary key (meta.id.part;meta.main)
lastModified 2018-03-09T07:51:24 s (i) timestamp of last modification of the metadata (lastModified) (time.epoch)
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (208.078291615734+31.44512454708520)[FK5/J2000] (pos.angDistance)
_RAJ200013 52 18.78998777616 "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+31 26 42.4483695067 "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)
_RAB195013 50 04.15717165069 "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+31 41 28.6524239062 "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)
_Glon054.58614757958198 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+76.05682295819321 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/HST?u27l5a02t/u27l5a02t_drz  publisher dataset identifier (meta.id;meta.dataset)
obs_collectionHST  Collection short name for the data colection (meta.id;meta.dataset)
facility_nameHST  telescope name (meta.id;instr.tel)
instrument_nameWFPC2  instrument name (meta.id;instr)
obs_idu27l5a02t  internal dataset identifier (meta.id;meta.dataset)
dataproduct_typeimage  type of product (meta.note)
calib_level2   calibration level (0,1,2,3) (phot.calib;arith.zp)
obs_release_date-117104778 s timestamp of date the data becomes publicly available (time.epoch)
target_name3C293.0  name of intended target (meta.id)
s_ra208.078291615734 deg (i) RA of central coordinates (J2000) (s_ra) (pos.eq.ra;meta.main)
s_dec+31.44512454708520 deg (i) DEC of central coordinates (J2000) (s_dec) (pos.eq.dec;meta.main)
s_fov 0.06285394208583   size of the region covered (∼diameter of minimum bounding circle) (instr.fov;instr.pixel)
s_regionPolygon ICRS 208.04331097715607 31.45497951202018 208.08989599497593 31.474951925481264 208.11326489318034 31.43526007902495 208.06669462221868 31.415296123341392  region bounded by observation (obs.field)
s_resolution 0.1164431934730   typical spatial resolution (pos.angResolution)
s_xel11601   dimensions (number of pixels) along one spatial axis (meta.number)
s_xel21599   dimensions (number of pixels) along the other spatial axis (meta.number)
t_min49732.7793629 d start time of observation (MJD) (t_min) (time.epoch)
t_max49732.7809833 d end time of observation (MJD) (t_max) (time.epoch)
t_exptime 140.000000 s exposure time of observation (time.expo)
t_resolution    typical temporal resolution (pos.angResolution)
t_xel1   dimensions (number of pixels) along the time axis (time.scale)
em_min 6.1256e-07 m start spectral coordinate value (instr.bandpass)
em_max 7.51030000000e-07 m stop spectral coordinate value (instr.bandpass)
em_res_power 0.0596574991941   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 files (meta.note)
access_estsize    estimated size of the download (meta.number)
core_id00000000-0000-0000-b0e6-014392fdb9d6  primary key (meta.id.part;meta.main)
lastModified 2018-03-09T07:51:24 s (i) timestamp of last modification of the metadata (lastModified) (time.epoch)
  
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Rules of usage of VizieR data

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