VizieR

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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:

  
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B/hst
 CADC origin HST Archived Exposures Catalog (STScI, 2007)
image/fits
spectrum/fits
Post annotation
img(gal)
1.B/hst/obscore(c)HST observation logs (original column names in green) (7610205 rows)
2.B/hst/hstlog(c)Merged log of HST Observations[image/fits]
spectrum/fits
(509505 rows)
3.B/hst/wfpc2(c)*HST WFPC2 associations, Version 1. (15343 rows)
Help Xmatch is

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

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)s_fov  (n) size of the region covered (∼diameter of minimum bounding circle) (instr.fov;instr.pixel)
  (1)s_region (char) (n)region bounded by observation (obs.field)
  (1)s_resolution  (n) typical spatial resolution (pos.angResolution)
  (1)s_xel1  (n) dimensions (number of pixels) along one spatial axis (meta.number)
  (1)s_xel2  (n) dimensions (number of pixels) along the other spatial axis (meta.number)
  (1)t_min d (n) start time of observation (MJD) (t_min) (time.epoch)
  (1)t_max d (n) end time of observation (MJD) (t_max) (time.epoch)
  (1)t_exptime s (n) exposure time of observation (time.expo)
  (1)t_resolution  (n) typical temporal resolution (pos.angResolution)
  (1)t_xel (char) (n) dimensions (number of pixels) along the time axis (time.scale)
  (1)em_min m (n) start spectral coordinate value (instr.bandpass)
  (1)em_max m (n) stop spectral coordinate value (instr.bandpass)
  (1)em_res_power  (n) typical spectral resolution (spect.resolution)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)em_xel  (n)dimensions (number of pixels) along the energy axis (phys.size)
  (1)em_ucd (char) (n)UCD describing the spectral axis (meta.number)
  (1)pol_states (char) (n)polarization states present in the data (phys.polarization)
  (1)pol_xel  (n) dimensions (number of pixels) along the polarization axis (phys.size)
  (1)o_ucd (char) UCD describing the observable axis (pixel values) (meta.number)
  (1)access_url (char) (n)URL to download the data (meta.ref.url)
  (1)access_format (char) format of the data files (meta.note)
  (1)access_estsize  (n) estimated size of the download (meta.number)
  (1)core_id (char) primary key (meta.id.part;meta.main)
  (1)lastmodified s (n)(i) timestamp of last modification of the metadata (lastModified) (time.epoch)
  (2,3)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (2+3)Target (char) Target Name, as given by the proposer
  (2)RAJ2000 "h:m:s" (i) Right Ascension J2000 (pos.eq.ra;meta.main)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)DEJ2000 "d:m:s" (i) Declination J2000 (pos.eq.dec;meta.main)
  (2+3)v3 deg V3 roll angle during observation (Note)   
  (2+3)fov (char) The field of view configuration (Note)   
  (2)config (char) Instrument configuration (Note)   
  (2)Mode (char) Instrument operating mode
  (2)Aper (char) Apertures used (Note)   
  (2)Spec (char) Spectral elements used. (Note)   
  (2+3)wave 0.1nm "Central" wavelength of the observation (Note)   
  (2)flagC (char) [TF] Flag indicating corrective optics (Note)   
  (2)expTime s Length of exposure (in seconds)
  (2+3)propID  Proposal ID.
  (2)Dataset (char) (i) Dataset name, uniquely identifies the data for a given exposure. (meta.ref)
  (2)ObsDate s (n) Observation starting time (Note)   (time.start;obs)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (2+3)RelDate s Release Date (time)
  (2)Sp (char) [S] Existence of Spectrum Preview (meta.note)
  (2)Im (char) [I] Existence of Image Preview (meta.note)
  (3)AssocID (char) Association ID (filename)
  (3)ObsStart s Date of First shutter open action (in DMF = seconds since 01-Jan-1980)
  (3)ObsEnd s Date of Last shutter close action (in DMF = seconds since 01-Jan-1980)
  (3)ExpTime s Total exposure time for this association
  (3)Creation s Date (DMF time = seconds since 01-Jan-1980) of the generation of this association
  (3)FGSlock (char) Indicate the quality of the guiding (Note)   
  (3)Filter (char) Filter (s) used for the Association
  (3)Bw 0.1nm (n) Filter bandwidth in Angstroems
  (3)ExpQual (char) Exposure quality (INDETERMINATE, INTERRUPTED, NORMAL)
  (3)Nmem  Number of members for this association

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)Atyp  Association type (Note)   

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