M.A. Rykachev and the establishment of magnetic-meteorological observatory on the Black Sea
For the first time the article specifies a note on the need to establish a magnetic-meteorological observatory on the Black Sea, kept in the archives of Saint Petersburg Academy of Sciences (SPF ARAN). Its author -Assistant Director of the Central Physical Observatory of Saint Petersburg Academy of Sciences -Lieutenant M.A. Rykachev (1840/1841-1919) in the early 1870s offered to arrange a central magnetic-meteorological observatory for the region of the Black and Azov Seas in Nikolayev, where at that time the headquarters of the Black Sea Fleet were located. However, in the early 20th century only at the suit of Director of the Central Physical Observatory, academician, General M.A. Rykachev, Model Naval Observatory was founded in Sevastopol - the Black Sea Fleet’s main base.