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Several instruments were soon installed on the site and have contributed to many scientific projects such as the international sky-map program. However, the observatory activities were suddenly interrupted by the departure of all French astronomers in 1962. Twenty years were needed before new astronomy programs were developed at Algiers ...
0.3197 ± 0.085. Spectral type. Tholen = S. Absolute magnitude (H) 10.2. 858 El Djezaïr / ɛlˌdʒɛzɑːˈɪər / is a stony asteroid from the asteroid belt, about 24 kilometers in diameter. It was discovered on May 26, 1916, by French astronomer Frédéric Sy at the Algiers Observatory in Algeria, North Africa, and given the provisional ...
Synodic rotation period. 23.2 h (0.97 d) Geometric albedo. 0.0467 ± 0.003. Absolute magnitude (H) 9.7. 859 Bouzaréah, provisional designation 1916 c, is a dark asteroid from the asteroid belt about 74 kilometers in diameter. It was discovered by French astronomer Frédéric Sy at the Algiers Observatory in Algeria, North Africa, on 2 October ...
The Algiers Observatory was built in the late 19th century in the Algiers suburb of Bouzaréah, Algeria, North Africa.It participated in the Astrographic Catalogue project, taking the zone between -2 and +4 degrees to expose 1,260 plates between the years 1891 and 1911.
March 19, 1920. François Gonnessiat. François Gonnessiat (May 22, 1856 ( Nurieux-Volognat )–October 18, 1934) was a French astronomer, observer of comets and discoverer of two minor planets. [2] [3] He worked at the Observatory of Lyon. In 1889 he won the Lalande Prize for astronomy from the French Academy of Sciences; 1901 became director ...
Algiers Observatory (Centre de Recherche en Astronomie Astrophysique et Géophysique)-Algiers-Bouzareah 009: Uecht Observatory (Sternwarte Uecht, Solar Observatory at Uecht) SWG: Berne-Uecht 010: CERGA Observatory (Centre de recherches en géodynamique et astrométrie) Src: PACA: Caussols: 011: Wetzikon Observatory (Sternwarte Wetzikon) SWG ...
