Arno Arthur Wachmann (March 8, 1902 – July 24, 1990) was a Germanastronomer. March 8 poster from Portugal March 8 is the 67th day of the year in the Gregorian Calendar (68th in Leap years). ... 1902 (MCMII) was a common year starting on Wednesday (see link for calendar). ... July 24 is the 205th day (206th in leap years) of the year in the Gregorian Calendar, with 160 days remaining. ... This article is about the year. ... An astronomer or astrophysicist is a scientist whose area of research is astronomy or astrophysics. ...
Co-discovered (with Arnold Schwassmann) the periodic comets 29P/Schwassmann-Wachmann, 31P/Schwassmann-Wachmann and 73P/Schwassmann-Wachmann. Friedrich Karl Arnold Schwassmann (March 25, 1870 – January 19, 1964) was a German astronomer). ... Comet Hale-Bopp A comet is a small body in the solar system that orbits the sun and (at least occasionally) exhibits a coma (or atmosphere) and/or a tail — both due primarily to the effects of solar radiation upon the comets nucleus, which itself is a minor planet... The comet Schwassmann-Wachmann 1 Source: Nasa Comet Schwassmann-Wachmann 1 is thought to be a member of a relatively new class of objects called Centaur, of which 45 objects are known. ...
Whether any of the many fragments survive the trip around the Sun remains to be seen in the weeks ahead.
Ground-based view of Comet 73P/Schwassmann Wachmann 3 fragments B and G, R, and N on April 8, 2006 made with a 10"/380mm Schmidt Camera.
German astronomersArnold Schwassmann and ArnoArthurWachmann discovered this comet during a photographic search for asteroids in 1930, when the comet passed within 9.3 million kilometres of the Earth (only 24 times the Earth-Moon distance).
The images were taken using the 200-inch Hale Telescope the night of May 2-3, 2006 by Eran Ofek of the California Institute of Technology (Caltech) and Bidushi Bhattacharya of Caltech's Spitzer Science Center.
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