332 Siri
From Infogalactic: the planetary knowledge core
| Discovery | |
|---|---|
| Discovered by | Max Wolf |
| Discovery site | Heidelburg |
| Discovery date | March 19, 1892 |
| Designations | |
| A896 BA, A922 XA | |
| Main belt | |
| Orbital characteristics[1] | |
| Epoch June 27, 2015 | |
| Aphelion | 3.022 AU (452.1 Gm) |
| Perihelion | 2.523 AU (377.4 Gm) |
| 2.772 AU (414.7 Gm) | |
| Eccentricity | 0.090 |
| 1685.893 d (4.62 yr) | |
|
Average orbital speed
|
17.89 km/s |
| 101.063° | |
| Inclination | 2.847° |
| 31.585° | |
| 296.292° | |
| Proper orbital elements | |
|
Proper mean motion
|
77.941 deg / yr |
|
Proper orbital period
|
4.61888 yr (1687.045 d) |
| Physical characteristics | |
| Dimensions | 40.37 km |
| 8.007 hours | |
| Albedo | 0.1719 |
| Temperature | ~160 K (equilibrium)[2] |
| 9.65[3] | |
332 Siri is a main belt asteroid in orbit around the Sun. It was discovered by German astronomer Max Wolf on March 19, 1892 in Heidelberg.[3] The origin of this asteroid's name is unclear. On October 5, 2092, 332 Siri will pass 4,981,670 km (3,095,470 mi) from the asteroid 29 Amphitrite with a relative velocity of 2.054 kilometers per second.[1]
References
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