Astrographic Catalogue Zone Information (HTML/1.0 version)

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 Zone | Pl. center |  Epochs  | Numb. of |
      | From   to  |          | objects  |
      | (Eq. 1900) |          |          |
==========================================

Greenwi +65  +90    1892-1905   179,000

Vatican +64  +55    1895-1922   256,000

Catania +54  +47    1894-1932   163,000

Helsing +46  +40    1892-1910   159,000

Potsdam +39  +32    1893-1900   108,000

Hyd N.  +39  +36    1928-1938   149,000

Uccle   +35  +34    1939-1950   117,000

Oxf.2   +33  +32    1930-1936   117,000

Oxf.1   +31  +25    1892-1910   277,000

Paris   +18  +24    1891-1927   253,000

Bord.   +17  +11    1893-1925   224,000

Toul.   +5   +11    1893-1935   270,000

Algiers +4   -2     1891-1911   200,000

San F.  -3   -9     1891-1917   225,000

Tacuba  -10  -16    1900-1939   312,000

Hyd S.  -17  -23    1914-1929   293,000

Cordoba -24  -31    1909-1914   309,000

Perth   -32  -37    1902-1919   229,000

Per/Ed  -38  -40    1903-1914   139,000

Cape    -41  -51    1897-1912   540,000

Sydney  -52  -64    1892-1948   430,000

Melbou  -65  -90    1892-1940   218,000

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Those needing additional information on the Astrographic Catalogue or the AC 2000 can contact Sean Urban at seu@pyxis.usno.navy.mil.

This site was last updated March 5, 1998.

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