VizieR

CfA VizieR . ADAC VizieR . CADC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . Beijing (Ch) VizieR .

VizieR

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B/chandra/chandra The Chandra Archive Log (CXC, 1999-2014)
The Chandra Log (2020-10-18)
image/fits
(21378 rows)
  ObsID=8490
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ColumnValue  Explain   (UCD)
_RAJ200013 25 18.7896 "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)
_DEJ2000-43 03 01.728 "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)
_RAB195013 22 22.7941 "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)
_DEB1950-42 47 25.799 "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)
_Glon309.4830421 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+19.3899538 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)
7617recno 7617  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

SeqNum701464  Sequence Number (Note 1)   (meta.id;meta.main)
ObsID 8490  Observation ID (Note 2)   (meta.id;obs)

HighHigh  Get the high resolution image or spectrum of this observation (meta.ref.url)
LowLow  Get the lower resolution image or spectrum of this observation (meta.ref.url)

InstrACIS-I  Instrument (Note 3)   (meta.id;instr)
ModeTE_003B6  Observing mode for ACIS instrument (Note 4)   (instr.setup)
Grat   Grating (Note 5)   (instr.setup)
AppExp100.000 ks Approved exposure time (ks) (time.duration;obs.exposure)
ExpTime 95.680 ks Exposure time (ks) (time.duration;obs.exposure)
TargetCentaurus A Jet  Target Name as specified in proposal (meta.id)
PInameKraft  Name of Principal Investigator (meta.id)
RAJ2000201.32829 deg (i) RA in J2000 decimal degrees (pos.eq.ra;meta.main)
DEJ2000-43.05048 deg (i) Dec in J2000 decimal degrees (pos.eq.dec;meta.main)
Statusarchived  Status of the observation (Note 6)   (meta.code;obs)
ObsDate 2007-05-30T02:01:42 s Start Observation date (time.start;obs)
PubDate2007-06-01 s Public release date "YYYY.MM.DD" (time)
TypeGO  Type of observation (Note 7)   (meta.note)
PrNum08700512   Proposal Number (meta.bib)
CategoryACTIVE GALAXIES AND QUASARS  Category of the observed target (Note 8)   (src.class)
AO08  Announcement of opportunity (proposal round) (meta.code)
  
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Rules of usage of VizieR data

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