346 Hermentaria
Hermentaria (minor planet designation: 346 Hermentaria) is a very large main-belt asteroid. It is classified as an S-type asteroid.
| Discovery | |
|---|---|
| Discovered by | Auguste Charlois |
| Discovery date | 25 November 1892 |
| Designations | |
| (346) Hermentaria | |
| Pronunciation | /hɜːrmənˈtɛəriə/ |
Named after | Herment |
| 1892 P | |
| Main belt | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 123.38 yr (45066 d) |
| Aphelion | 3.07928 AU (460.654 Gm) |
| Perihelion | 2.51443 AU (376.153 Gm) |
| 2.79686 AU (418.404 Gm) | |
| Eccentricity | 0.10098 |
| 4.68 yr (1708.5 d) | |
| 188.671° | |
| 0° 12m 38.578s / day | |
| Inclination | 8.74967° |
| 91.9628° | |
| 292.035° | |
| Physical characteristics | |
| Dimensions | 106.52±2.2 km[1] 93.27 ± 3.05 km[2] |
| Mass | (6.33 ± 0.18) × 1018 kg[2] |
Mean density | 14.89 ± 1.52 g/cm3[2] |
| 28.43 h (1.185 d) | |
| 0.2189±0.009 | |
| S | |
| 7.13 | |
It was discovered by Auguste Charlois on November 25, 1892, in Nice.
References
- "346 Hermentaria (1892 P)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 May 2016.
- Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science, 73, pp. 98–118, arXiv:1203.4336, Bibcode:2012P&SS...73...98C, doi:10.1016/j.pss.2012.03.009. See Table 1.
External links
- 346 Hermentaria at AstDyS-2, Asteroids—Dynamic Site
- 346 Hermentaria at the JPL Small-Body Database
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