Dictionary of Nomenclature of Celestial Objects
(Last update: 31-May-2024)

Result of query: info cati NRRF$

Details on Acronym:   NRRF
   NRRF (Newberg+Richards+Richmond+Fan) Write:<<NRRF JHHMMSS.s+DDMMSS>> N: 2261 Object:?  (SIMBAD class: Unknown = Object of Unknown Nature) Stat:is completely incorporated in Simbad Note:The catalog contains 2261 sources, of which 15per100 are extended sources and 85per100 are point sources.
These have been measured in five SDSS passbands.
Of these objects, over 1600 are measured in 15 fields covering 0.5 square degrees, with a limiting magnitude of r*<19.5, similar to the photometric limit of the SDSS spectroscopic survey. Ref:=1999ApJS..123..377N byNEWBERG H.J. , RICHARDS G.T., RICHMOND M., FAN X. Astrophys. J., Suppl. Ser., 123, 377-435 (1999) Catalog of four-color photometry of stars, galaxies, and QSOs using SDSS filters. oT.1: ASTROM C and F not identified. oTable 5: <NRRF JHHMMSS.s+DDMMSS> N=2261. =E=Catalogue in electronic form as J/ApJS/123/377 Originof the Acronym: p = Pre-registered to IAU Comm.5