_Pha%C3%ABtusa.png) Modelled shape of Phaëtusa from its lightcurve | |
| Discovery | |
|---|---|
| Discovered by | Auguste Charlois |
| Discovery date | 19 August 1890 |
| Designations | |
| MPC designation | (296) Phaëtusa |
| Pronunciation | /feɪ.əˈtjuːsə/ |
| Named after | Phaethusa |
| Alternative designations | A890 QB, 1917 XB 1930 YH |
| Minor planet category | Main belt |
| Orbital characteristics | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 85.28 yr (31149 d) |
| Aphelion | 2.58669 AU (386.963 Gm) |
| Perihelion | 1.87025 AU (279.785 Gm) |
| Semi-major axis | 2.22847 AU (333.374 Gm) |
| Eccentricity | 0.16075 |
| Orbital period (sidereal) | 3.33 yr (1215.1 d) |
| Average orbital speed | 19.95 km/s |
| Mean anomaly | 272.510° |
| Mean motion | 0° 17 46.586 / day |
| Inclination | 1.74738° |
| Longitude of ascending node | 121.585° |
| Argument of perihelion | 252.628° |
| Physical characteristics | |
| Dimensions | 7 - 15 km |
| Synodic rotation period | 4.5385 h (0.18910 d) |
| Absolute magnitude (H) | 12.62 |
296 Phaëtusa is a small Main belt asteroid. It was discovered by Auguste Charlois on 19 August 1890 in Nice.
References
- 'Phaethusa' in Noah Webster (1884) A Practical Dictionary of the English Language
- ^ "296 Phaetusa". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 May 2016.
External links
- 296 Phaëtusa at AstDyS-2, Asteroids—Dynamic Site
- 296 Phaëtusa at the JPL Small-Body Database
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