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 (2021-01-24)
image/fits
(21483 rows)
  recno=2539
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ColumnValue  Explain   (UCD)
_RAJ200000 42 34.9008 "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 57 21.024 "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 50.8125 "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 40 55.348 "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)
_Glon121.1301188 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-21.8849233 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)
2539recno 2539  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

SeqNum600231  Sequence Number (Note 1)   (meta.id;meta.main)
ObsID 2894  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_002A4  Observing mode for ACIS instrument (Note 4)   (instr.setup)
Grat   Grating (Note 5)   (instr.setup)
AppExp 5.000 ks Approved exposure time (ks) (time.duration;obs.exposure)
ExpTime 4.720 ks Exposure time (ks) (time.duration;obs.exposure)
TargetM31  Target Name as specified in proposal (meta.id)
PInameGarcia  Name of Principal Investigator (meta.id)
RAJ2000010.64542 deg (i) RA in J2000 decimal degrees (pos.eq.ra;meta.main)
DEJ2000+40.95584 deg (i) Dec in J2000 decimal degrees (pos.eq.dec;meta.main)
Statusarchived  Status of the observation (Note 6)   (meta.code;obs)
ObsDate 2002-10-14T15:24:50 s (i) Start Observation date (time.start;obs)
PubDate2003-10-18 s Public release date "YYYY.MM.DD" (time)
TypeGO  Type of observation (Note 7)   (meta.note)
PrNum03600281   Proposal Number (meta.bib)
CategoryNORMAL GALAXIES  Category of the observed target (Note 8)   (src.class)
AO03  Announcement of opportunity (proposal round) (meta.code)
  
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Rules of usage of VizieR data

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