VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/MNRAS/454/1525
  XMM-Newton and Chandra monitoring of Sgr A* (Ponti+, 2015)
ReadMe+ftp
2015MNRAS.454.1525P
Similar Catalogs
Post annotation 		img(gal)
1.J/MNRAS/454/1525/ChandraList of all Chandra observations on Sgr A* performed between 1999 and 2014 (160 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  ObsID (char) Observation identifier (meta.id;obs.param;obs)
  Mode (char) [I SH S] Instrument set-up (not in tablea4.dat) (Note 1)   (instr)
  TExp ks (n) Total exposure time (not in tablea4.dat) (time.duration;obs.exposure)
  Exp ks Cleaned exposure time (time.duration;obs.exposure)
  Obs.date (char) Observation date/time (YYYY-MM-DDThh:mm:ss) (meta.note)
  Nb   [1/10] Number of different blocks detected in our Bayesian block analysis (meta.number)
  Nf   [0/4] Number of flaring blocks (meta.number)
  Nblock  (n) [1/10] Block number (meta.id)
  MJD1 d (n) Modified Julian Date, block start time (time.epoch)
  MJD2 d (n) Modified Julian Date, block stop time (time.epoch)
  Dur s (n) Duration (time.duration)
  CR ph/s (n) Mean observed count rate (phot.count;em.X-ray)
  e_CR ph/s (n) 1σ uncertainty in CR (stat.error)
  Fl 10-13J/m2(n) Fluence after subtraction of the average contribution of the non-flaring blocks (10–10erg/cm2) (phot.fluence;em.gamma.hard)
  TFl 10-13J/m2(n) Total flare fluence (10–10erg/cm2) (phot.fluence;em.gamma.hard)
  _RA deg (i) Position (as computed from The Chandra Archive Log Catalog, Cat. B/chandra) (right ascension part) (pos.eq.ra;meta.main)
  _DE deg (i) Position (as computed from The Chandra Archive Log Catalog, Cat. B/chandra) (declination part) (pos.eq.dec;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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