Dictionary of Nomenclature of Celestial Objects
(Last update: 11-Mar-2024)

Result of query: info cati B3$

Details on Acronym:   B3
  
B3 (3rd Bologna survey)= (B3.1)
Write:<<B3 HHMM+DDdA>>
N: 13354
Object:(Rad)  (SIMBAD class: Radio = Radio Source)
Note:1st section of a new sky survey with the 'Northern Cross' Radiotelescope in its present version.
A catalogue of 13354 radio-sources, complete to 0.1 Jy in an area of 0.78 steradian included between +37deg 15' and +47deg 37' Declination
Accurate positions for 1103 sources and optical identif. for 354 sources in Vigotti 1989AJ.....98..419V
Ref:=1985A&AS...59..255F
byFICARRA A. , GRUEFF G., TOMASSETTI G.
 Astron. Astrophys., Suppl. Ser., 59, 255-347 (1985)
  A new Bologna sky survey at 408 MHz.
o<B3 HHMM+DDdA>, N=13354
=E=Catalogue in electronic form as VIII/37
Originof the Acronym: A = Assigned by the author(s)

Details on Acronym:   B3.1
  
B3.1 (3rd Bologna survey, part 1)
***** Avoid the usage of B3.1, prefer B3
Originof the Acronym: A = Assigned by the author(s)