2640 Hällström
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| Name | |
|---|---|
| Name | Hällström |
| Designation | 1941 FN |
| Discovery | |
| Discoverer | L. Oterma |
| Discovery date | March 18, 1941 |
| Orbital elements | |
| Epoch October 27, 2007 (JDCT 2454400.5) | |
| Eccentricity (e) | 0.0875884 |
| Semimajor axis (a) | 2.3975232 AU |
| Perihelion (q) | 2.1875280 AU |
| Aphelion (Q) | 2.6075184 AU |
| Orbital period (P) | 3.71 a |
| Inclination (i) | 6.64939° |
| Longitude of the ascending node (Ω) | 4.62042° |
| Argument of Perihelion (ω) | 192.08709° |
| Mean anomaly (M) | 11.73746° |
2640 Hällström is a main belt asteroid with an orbital period of 1355.9467588 days (3.71 years).[1]
The asteroid was discovered on March 18, 1941.
[edit] References
- ^ JPL Small-Body Database Browser. NASA. Retrieved on 2008-04-28.
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