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

Result of query: info cati DCM91] 0506+77 RNN$
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Details on Acronym:   [DCM91]
  
[DCM91] (Dewdney+Costain+McHardy+, 1991)
Write:<<[DCM91] HHMM+DD RNN>>
<<[DCM91] HHMM+DD XN>>
N: 38+3
Object:(Rad) + (X)  (SIMBAD class: Unknown = Object of Unknown Nature)
Stat:is completely incorporated in Simbad
Note:Radio-sources and X-ray sources in 2 fields. map of each field See also Paper I: [HMW88]
Ref:=1991ApJS...76.1055D
byDEWDNEY P.E. , COSTAIN C.H., McHARDY I., WILLIS A.G., HARRIS D.E., STERN C.P.
 Astrophys. J., Suppl. Ser., 76, 1055-1066 (1991)
  An X-ray and radio study of steep-spectrum radio sources. II. Four fields from a 22 MHz polar cap survey.
oTable 2: <[DCM91] 0506+77 RNN> (Nos R1-R18). Table 3: <[DCM91] 0506+77 XN> (Nos X1-X3). Table 4: <[DCM91] 0917+75 RNN> (Nos R1-R20).
Originof the Acronym: S = Created by Simbad, the CDS Database