Astronomy:494 Virtus
From HandWiki
| Discovery | |
|---|---|
| Discovered by | Max Wolf |
| Discovery site | Heidelberg |
| Discovery date | 7 October 1902 |
| Designations | |
| (494) Virtus | |
| Pronunciation | /ˈvɜːrtəs/ |
| 1902 JV | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 113.29 yr (41379 d) |
| |{{{apsis}}}|helion}} | 3.1756 astronomical unit|AU (475.06 Gm) |
| |{{{apsis}}}|helion}} | 2.7961 AU (418.29 Gm) |
| 2.9858 AU (446.67 Gm) | |
| Eccentricity | 0.063565 |
| Orbital period | 5.16 yr (1884.5 d) |
| Mean anomaly | 143.315° |
| Mean motion | 0° 11m 27.708s / day |
| Inclination | 7.0866° |
| Longitude of ascending node | 38.210° |
| 218.055° | |
| Physical characteristics | |
| Dimensions | 85.52±1.8 km[1] |
| Rotation period | 5.57 h (0.232 d) |
| Geometric albedo | 0.0630±0.003 |
| C | |
| Absolute magnitude (H) | 8.96 |
Virtus (minor planet designation: 494 Virtus) is an 86 km minor planet orbiting the Sun. It was discovered by Max Wolf on October 7, 1902. Its provisional name was 1902 JV.
References
External links
- Lightcurve plot of 494 Virtus, Palmer Divide Observatory, B. D. Warner (2005)
- Asteroid Lightcurve Database (LCDB), query form (info )
- Dictionary of Minor Planet Names, Google books
- Asteroids and comets rotation curves, CdR – Observatoire de Genève, Raoul Behrend
- Discovery Circumstances: Numbered Minor Planets (1)-(5000) – Minor Planet Center
- 494 Virtus at AstDyS-2, Asteroids—Dynamic Site
- 494 Virtus at the JPL Small-Body Database
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