VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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B/hst/obscore HST Archived Exposures Catalog (STScI, 2007)
HST observation logs (sample) (original column names in green) (17633454 rows)
  -c=298.656058270628 +35.70478118760040, eq=J2000, rs=0.005
Post annotation about this record
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (298.656058270628+35.70478118760040)[FK5/J2000] (pos.angDistance)
_RAJ200019 54 37.45398495073 "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+35 42 17.2122753614 "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)
_RAB195019 52 45.78054204294 "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+35 34 20.2950284012 "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)
_Glon071.37232917593660 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+03.97840509089097 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?u4332301r/u4332301r_drzpc  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_idu4332301r  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-45054558 s timestamp of date the data becomes publicly available (time.epoch)
target_nameV1974-CYG  name of intended target (meta.id)
s_ra298.656058270628 deg (i) RA of central coordinates (J2000) (s_ra) (pos.eq.ra;meta.main)
s_dec+35.70478118760040 deg (i) DEC of central coordinates (J2000) (s_dec) (pos.eq.dec;meta.main)
s_fov 0.01417520567617   size of the region covered (∼diameter of minimum bounding circle) (instr.fov;instr.pixel)
s_regionPolygon ICRS 298.66464787877044 35.70603952281968 298.6575972794788 35.69780464445567 298.64746893389855 35.703522242298384 298.6545189925845 35.71175771131709  region bounded by observation (obs.field)
s_resolution 0.0732922149103   typical spatial resolution (pos.angResolution)
s_xel1 792   dimensions (number of pixels) along one spatial axis (meta.number)
s_xel2 793   dimensions (number of pixels) along the other spatial axis (meta.number)
t_min51022.2737753 d start time of observation (MJD) (t_min) (time.epoch)
t_max51022.2737811 d end time of observation (MJD) (t_max) (time.epoch)
t_exptime 0.500000 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 6.5530e-07 m start spectral coordinate value (instr.bandpass)
em_max 6.57460000000e-07 m stop spectral coordinate value (instr.bandpass)
em_res_power 0.0574332997203   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-cedb-01430b23114b  primary key (meta.id.part;meta.main)
lastModified 2018-03-08T05:24:40 s (i) timestamp of last modification of the metadata (lastModified) (time.epoch)
  
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