VizieR

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VizieR

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B/hst/wfpc2 HST Archived Exposures Catalog (STScI, 2007)
*HST WFPC2 associations, Version 1. (15343 rows)
  recno=14252
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ColumnValue  Explain   (UCD)
_RAJ200012 28 40.248 "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+09 15 37.44 "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)
_RAB195012 26 07.802 "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+09 32 12.24 "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)
_Glon285.117108 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+71.340395 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)
14252recno 14252  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

propID9042  Proposal ID of the Association
AssocIDU6EAL803B  Association ID (filename)
RAJ2000187.1677 deg (i) Right Ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+09.2604 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
ObsStart 2001-11-15T05:15:15 s Date of First shutter open action (in DMF = seconds since 01-Jan-1980)
ObsEnd 2001-11-15T05:15:15 s Date of Last shutter close action (in DMF = seconds since 01-Jan-1980)
ExpTime 320.0 s Total exposure time for this association
Creation 2002-07-05T12:00:59 s Date (DMF time = seconds since 01-Jan-1980) of the generation of this association
RelDate 2001-11-15T21:00:36 s (i) Release date for the association (DMF time since 01-Jan-1980)
FGSlockFINE  Indicate the quality of the guiding (Note)   
v3123.10 deg V3 roll angle during observation (Note)   
TargetNGC4451  Target Name, as given by the proposer
FilterF606W  Filter (s) used for the Association
Bw1508 0.1nm Filter bandwidth in Angstroems
wave 5957 0.1nm "Central" wavelength of the observation
ExpQualNORMAL  Exposure quality (INDETERMINATE, INTERRUPTED, NORMAL)
fovSM-2  Configuration of field of view (SM-1 or SM-2)
Nmem 2  Number of members for this association
Atyp2  Association type (Note)   
  
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