325 Heidelberga
| Discovery | |
|---|---|
| Discovered by | Max Wolf |
| Discovery date | March 4, 1892 |
| Designations | |
Named after | Heidelberg |
| Main belt | |
| Orbital characteristics[1] | |
| Epoch 30 January 2005 (JD 2453400.5) | |
| Aphelion | 559.942 Gm (3.743 AU) |
| Perihelion | 398.527 Gm (2.664 AU) |
| 479.234 Gm (3.203 AU) | |
| Eccentricity | 0.168 |
| 2094.229 d (5.73 a) | |
Average orbital speed | 16.64 km/s |
| 7.79° | |
| Inclination | 8.543° |
| 345.291° | |
| 67.883° | |
| Physical characteristics | |
| Dimensions | 76.0 km |
| 8.65 | |
|
| |
325 Heidelberga is a large Main belt asteroid that was discovered by German astronomer Max Wolf on March 4, 1892 in Heidelberg.
Based upon its spectrum, 325 Heidelberga is classified as an M-type asteroid. No absorption features have been detected with certainty, indicating it most likely has a nickel-iron or enstatite chondrite composition.[2]
References
- ↑ Yeomans, Donald K., "325 Heidelberga", JPL Small-Body Database Browser (NASA Jet Propulsion Laboratory), retrieved 2013-03-25.
- ↑ Hardersen, Paul S.; Gaffey, Michael J.; Abell, Paul A. (January 1983), "Near-IR spectral evidence for the presence of iron-poor orthopyroxenes on the surfaces of six M-type asteroids" (PDF), Icarus 175 (1), pp. 141–158, Bibcode:2005Icar..175..141H, doi:10.1016/j.icarus.2004.10.017, retrieved 2013-03-30.
External links
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