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Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
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  B/hst
 HST Archived Exposures Catalog (STScI, 2007)
image/fits
spectrum/fits
Post annotation
img(gal)
1.B/hst/obscoreThe HST logs observations (CADC) (original column names in green) (1965882 rows)

 
Query by Constraints constraints help applied on Columns (Output Order: + - )
Standard Original
ShowSortColumn  Constraint Explain   (UCD)
  Pub (char) publisher dataset identifier (obs_publisher_did) (meta.id;meta.dataset)
  Collection (char) short name for the data colection (obs_collection) (meta.id;meta.dataset)
  facility (char) telescope name (facility_name) (meta.id;instr.tel)
  inst (char) instrument name (instrument_name) (meta.id;instr)
  obsId (char) internal dataset identifier (obs_id) (meta.id;meta.dataset)
  type (char) type of product (dataproduct_type) (meta.note)
  Calib   [1,3] calibration level (0,1,2,3) (calib_level) (phot.calib;arith.zp)
  Release (char) s timestamp of date the data becomes publicly available (obs_release_date) (time.epoch)
  Name (char) (n) name of intended target (target_name) (meta.id)
  RAJ2000 deg (n) RA of central coordinates (J2000) (s_ra) (pos.eq.ra;meta.main)
  DEJ2000 deg (n) DEC of central coordinates (J2000) (s_dec) (pos.eq.dec;meta.main)

ALL cols
    
(n) indicates a possible blank or NULL column  
  fov  (n) size of the region covered (∼diameter of minimum bounding circle) (s_fov) (instr.fov;instr.pixel)
  region (char) (n) region bounded by observation (s_region) (obs.field)
  resolution  (n) typical spatial resolution (s_resolution) (pos.angResolution)
  xel1  (n) [256,1174] dimensions (number of pixels) along one spatial axis (s_xel1) (meta.number)
  xel2  (n) [256,1147] dimensions (number of pixels) along the other spatial axis (s_xel2) (meta.number)
  TimeMin d (n) start time of observation (MJD) (t_min) (time.epoch)
  TimeMax d (n) end time of observation (MJD) (t_max) (time.epoch)
  Exptime d (n) exposure time of observation (t_exptime) (time.expo)
  Timer  (n) typical temporal resolution (t_resolution) (time.resolution)
  txel  (n) [1,26] dimensions (number of pixels) along the time axis (t_xel) (time.scale)
  emin m (n) start spectral coordinate value (em_min) (instr.bandpass)
  emax m (n) stop spectral coordinate value (em_max) (instr.bandpass)
  eres  (n) typical spectral resolution (em_res_power) (spect.resolution)

ALL cols
    
(n) indicates a possible blank or NULL column  
  exel  (n) [1,26] dimensions (number of pixels) along the energy axis (em_xel) (phys.size)
  eucd (char) (n) UCD describing the spectral axis (em_ucd) (meta.number)
  pstates (char) (n) polarization states present in the data (pol_states) (phys.polarization)
  pxel  (n) dimensions (number of pixels) along the polarization axis (pol_xel) (phys.size)
  oucd (char) UCD describing the observable axis (pixel values) (o_ucd) (meta.number)
  url (char) URL to download the data (access_url) (meta.ref.url)
  fmt (char) format of the data files (access_format) (meta.note)
  size  (n) estimated size of the download (access_estsize) (meta.number)
  ID (char) primary key (core_id) (meta.id.part;meta.main)
  Modified s (n)timestamp of last modification of the metadata (lastModified) (time.epoch)

ALL cols
    
(n) indicates a possible blank or NULL column  
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