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Bürg (crater) : ウィキペディア英語版 | Bürg (crater)
Bürg or Burg is a prominent lunar impact crater in the northeast part of the Moon. It lies within the lava-flooded, ruined crater formation designated Lacus Mortis. To the south and southeast is the crater pair Plana and Mason. To the west, beyond the rim of Lacus Mortis, is the prominent crater Eudoxus. ==Name== Bürg is named for Johann Tobias Bürg, a professor who discovered Antares's companion star during an occultation event in 1819.〔Plotner, Tammy. (''The Night Sky Companion: A Yearly Guide to Sky-Watching 2009'', p. 319. ) Springer Science+Business Media (New York), 2009.〕
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