332 Siri
From Wikipedia, the free encyclopedia
 |
This article does not cite any references or sources. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. (December 2009) |
|
Discovery
|
|
|---|---|
| Discovered by | Max Wolf |
| Discovery date | March 19, 1892 |
|
Designations
|
|
| Minor planet category |
Main belt |
| Epoch 30 January 2005 (JD 2453400.5) | |
| Aphelion | 452.589 Gm (3.025 AU) |
| Perihelion | 377.032 Gm (2.52 AU) |
| Semi-major axis | 414.811 Gm (2.773 AU) |
| Eccentricity | 0.091 |
| Orbital period | 1686.464 d (4.62 a) |
| Average orbital speed | 17.89 km/s |
| Mean anomaly | 8.062° |
| Inclination | 2.848° |
| Longitude of ascending node | 31.692° |
| Argument of perihelion | 298.011° |
|
Physical characteristics
|
|
| Dimensions | 40.0 km |
| Mass | unknown |
| Mean density | unknown |
| Equatorial surface gravity | unknown |
| Escape velocity | unknown |
| Rotation period | unknown |
| Albedo | unknown |
| Temperature | unknown |
| Spectral type | unknown |
| Absolute magnitude (H) | 9.5 |
332 Siri is a typical Main belt asteroid.
It was discovered by Max Wolf on March 19, 1892 in Heidelberg.
|
|||||
|
||||||||||||||||||||||
_mathilde.jpg){kind=small} |
This article about an asteroid native to the asteroid belt is a stub. You can help Wikipedia by expanding it. |
