Comet 29P/Schwassmann-Wachmann 1
Named after Arnold Schwassmann and Arno Arthur Wachmann who discovered the comet on 15 November 1925 at the Hamburg Observatory in Bergedorf, Germany.
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| Alternate designation | 1908 IV; 1925 II; 1941 VI; 1957 IV; 1974 II; 1989 XV |
| Classification | Jupiter-family Comet |
Osculating Orbital Elements
| Epoch | 2453080,5 |
| Semi major axis | 6,9112 AU |
| Period [Julian yrs] | 18,169 Julian years |
| Inclination | 14,186 ° |
| Eccentricity | 0,7754 |
| Lon. of ascending node | 347,029 ° |
| Argument of perihelion | 346,916 ° |
| Passage of perihelion | 2002-Dec-27.334323 |
| Aphelion distance | 12,2702 AU |
| Mean anomaly | 24,122 ° |
Physical Data
| Radius | 10,70 km |
| Total magnitude (M1) | 11,5 |
| Total magnitude slope (k1) | 6 |
Discovery Circumstances
| Discoverer | Arnold Schwassmann and Arno Arthur Wachmann |
| Discovered | 1925-11-15 |
Data File
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