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A three-dimensional model of 399 Persephone based on its light curve | |
| Discovery | |
|---|---|
| Discovered by | Max Wolf |
| Discovery date | 23 February 1895 |
| Designations | |
| (399) Persephone | |
| Pronunciation | /pərˈsɛfəniː/[1] |
| Named after | Persephone |
| 1895 BP | |
| Minor planet category | Main belt |
| Orbital characteristics[2] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 120.99 yr (44191 d) |
| |{{{apsis}}}|helion}} | 3.2761 astronomical unit|AU (490.10 Gm) |
| |{{{apsis}}}|helion}} | 2.82735 AU (422.966 Gm) |
| 3.0517 AU (456.53 Gm) | |
| Eccentricity | 0.073517 |
| Orbital period | 5.33 yr (1947.2 d) |
| Mean anomaly | 255.116° |
| Mean motion | 0° 11m 5.568s / day |
| Inclination | 13.113° |
| Longitude of ascending node | 346.391° |
| 194.023° | |
| Physical characteristics | |
| Dimensions | 49.13±4.0 km |
| Rotation period | 9.136 h (0.3807 d) |
| Geometric albedo | 0.1838±0.034 |
| Absolute magnitude (H) | 9.0,[2] 8.91[3] |
Persephone (minor planet designation: 399 Persephone) is a main belt asteroid. It was discovered by German astronomer Max Wolf on 23 February 1895 in Heidelberg.[4]