Dictionary of Nomenclature of Celestial Objects
(Last update: 22-Mar-2024)

Result of query: info cati OBT2001] XR JHHMMSS.s+DDMMSS$
.
.

Details on Acronym:   [OBT2001]
  
[OBT2001] (Osborne+Borozdin+Trudolyubov+, 2001)= (XR)
Write:<<[OBT2001] NN>>
<<[OBT2001] XR JHHMMSS.s+DDMMSS>>
N: 10
Object:(X)  (SIMBAD class: X = X-ray Source)
Stat:is completely incorporated in Simbad
Note:XMM-Newton observations of the central region of M 31.
N=10 bright variable X-ray sources are detected, among which 2 are new detections named 'XR' by the authors.
in source:M 31 = NGC 224
Ref:=2001A&A...378..800O
byOSBORNE J.P. , BOROZDIN K.N., TRUDOLYUBOV S.P., PRIEDHORSKY W.C., SORIA R., SHIREY R., HAYTER C., LA PALOMBARA N., MASON K., MOLENDI S., PAERELS F., PIETSCH W., READ A.M., TIENGO A., WATSON M.G., WEST R.G.
 Astron. Astrophys., 378, 800-805 (2001)
  The central region of M 31 observed with XMM-Newton. II. Variability of the individual sources.
oTable 2: <[OBT2001] NN> (Nos 1-10)>, <[OBT2001] XR JHHMMSS.s+DDMMSS> N=2.
Originof the Acronym: S = Created by Simbad, the CDS Database

Details on Acronym:   XR
  
XR (X-Ray)
***** Avoid the usage of XR, prefer [OBT2001]
Originof the Acronym: A = Assigned by the author(s)