- John Martin Schaeberle
John Martin Schaeberle (
January 10 1853 –September 17 1924 ) was a German-Americanastronomer . He was born Johann Martin Schäberle inGermany but immigrated as an infant to theUnited States . Most sources refer to him as John M. Schaeberle, but his family and friends called him Martin.He became a student of
James Craig Watson at theUniversity of Michigan and served on its Astronomy faculty from 1878 to 1888. He maintained his own private observatory and discovered three comets. In 1888 he became one of the inaugural astronomers atLick Observatory .He designed the "Schaeberle camera" to take pictures of the Sun and its
corona during totalsolar eclipse s. He also discovered Procyon B, the faint companion star ofProcyon , in 1896.He resigned from Lick Observatory when
James E. Keeler was made its director instead of him in 1898, despite the fact that he had been acting director since the previous year. He never held another astronomical post.There are craters named after him on both the
Moon and on Mars.External links
* http://www.detroitobservatory.umich.edu/JAHH2003/DetroitObservatoryArticle.pdf
Obituaries
* [http://adsabs.harvard.edu//full/seri/Obs../0047//0000348.000.html Obs 47 (1924) 348] (one paragraph)
* [http://adsabs.harvard.edu//full/seri/PASP./0036//0000309.000.html PASP 36 (1924) 309]
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