Dictionary of Nomenclature of Celestial Objects

 1997.10.13 (Astr. Gesellschaft katalog)= AGK = AGK2 = (AGK/2) = AGK3 = (AGK/3) = (AGK3U) 
Details on Acronym:   AG
   AG Write:<<AG +DD NNNN>>
<<AG +DD NNNN.N>> N: 170464 Object:*  (SIMBAD class: Star) Note:The first AGK and second AGK2 editions are superseded by AGK3 Star Catalogue of positions and proper motions north of -2.5deg declination
1992AJ....103.1689B is an updated version of the AGK3.
The AGK3 proper motions are improved, using the Palomar 'Quick V' survey, reaching a formal mean error 0.82"/century.
The AGK3U positions have a mean error of 0.167" at an average epoch of 1950.62. Ref:=1975AGK3..C......0H byHECKMANN O. , DIECKVOSS W. AGK3 Catalogue, 0-None (1975) AGK3 : star catalogue of positions and proper motions, north of 2 .5 declination : derived from photographic plates taken at Bergedorf and Bonn in the years 1928-1932 and 1956-1963. o<AG+DD NNNN>, <AG+DD NNNN.n>, N=180000. Ref:=1992AJ....103.1689B byBUCCIARELLI B. , DAOU D., LATTANZI M.G., TAFF L.G. Astron. J., 103, 1689-None (1992) The AGK3 U: an updated version of the AGK3. o<AG+DD NNNN> N=170464. =E=Catalogue in electronic form as I/176 =E=Catalogue in electronic form as I/61 Originof the Acronym: L = Found in the literature

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