VizieR

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VizieR

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B/hst/hstlog HST Archived Exposures Catalog (STScI, 2007)
Merged log of HST Observations
image/fits
spectrum/fits
(509505 rows)
  recno=97429
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ColumnValue  Explain   (UCD)
_RAJ200000 42 43.0900 "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+40 51 55.600 "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)
_RAB195000 39 59.0009 "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+40 35 30.030 "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)
_Glon121.1543143 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-21.9762062 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)
97429recno 97429  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

TargetNGC221  Target Name, as given by the proposer
RAJ200000 42 43.09 "h:m:s" (i) Right Ascension J2000 (pos.eq.ra;meta.main)
DEJ2000+40 51 55.6 "d:m:s" (i) Declination J2000 (pos.eq.dec;meta.main)
v3241.39 deg V3 roll angle during observation (Note)   
fovSM97  The field of view configuration (Note)   
configNIC3  Instrument configuration (Note)   
ModeMULTIACCUM  Instrument operating mode
AperNIC3  Apertures used (Note)   
SpecF187N  Spectral elements used. (Note)   
wave18748 0.1nm "Central" wavelength of the observation (Note)   
flagCF   [TF] Flag indicating corrective optics (Note)   
expTime 832 s Length of exposure (in seconds)
propID 7919  Proposal ID.
DatasetN4K412FEQ  (i) Dataset name, uniquely identifies the data for a given exposure. (meta.ref)
ObsDate1998-01-19T10:43 s Observation starting time (Note)   (time.start;obs)
RelDate1998-01-19T18:24 s Release Date (time)
Sp    [S] Existence of Spectrum Preview (meta.note)
ImI   [I] Existence of Image Preview (meta.note)
  
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