(797) Montana
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Asteroid (797) Montana |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.5357 AU |
| eccentricity | 0.0606 |
| Perihelion - aphelion | 2.382 AU - 2.6894 AU |
| Inclination of the orbit plane | 4.501 ° |
| Sidereal period | 4.038 a |
| Mean orbital velocity | 18.704 km / s |
| Physical Properties | |
| Medium diameter | approx. 22 km |
| Albedo | ? |
| Rotation period | 4.5463 h |
| Absolute brightness | 10.34 mag |
| Spectral class | S. |
| history | |
| Explorer | H. Thiele |
| Date of discovery | November 17, 1914 |
| Another name | 1914 VR, 1953 JG, 1957 MG |
| Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. | |
(797) Montana is an asteroid of the main belt that was discovered on November 17, 1914 by the Danish astronomer Holger Thiele in Hamburg-Bergedorf .
The name of the asteroid is derived from the Latin word mons (mountain) in honor of the Hamburg observatory . (797) Montana was the first minor planet to be discovered there.