43 Ariadne
Ariadne (minor planet designation: 43 Ariadne) is a fairly large and bright main-belt asteroid. It is the second-largest member of the Flora asteroid family. It was discovered by N. R. Pogson on 15 April 1857 and named after the Greek heroine Ariadne.
A three-dimensional model of 43 Ariadne based on its light curve | |
| Discovery | |
|---|---|
| Discovered by | N. R. Pogson |
| Discovery date | 15 April 1857 |
| Designations | |
MPC designation | (43) Ariadne |
| Pronunciation | /æriˈædniː/ |
Named after | Ariadne |
Minor planet category | Main belt (Flora family) |
| Adjectives | Ariadnean, Ariadnian /æriˈædniən/ |
| Orbital characteristics | |
| Epoch 26 November 2005 (JD 2453700.5) | |
| Aphelion | 384.954 Gm (2.573 AU) |
| Perihelion | 274.339 Gm (1.834 AU) |
Semi-major axis | 329.646 Gm (2.204 AU) |
| Eccentricity | 0.168 |
Orbital period (sidereal) | 1194.766 d (3.27 a) |
Mean anomaly | 101.582° |
| Inclination | 3.464° |
Longitude of ascending node | 264.937° |
| 15.948° | |
| Physical characteristics | |
| Dimensions | 95 km × 60 km × 50 km |
| Mass | (3.27 ± 1.35/0.59)×1017 kg |
Mean density | 3.042 ± 1.255/0.547 g/cm3 |
Synodic rotation period | 0.2401 d |
| 0.274 | |
| S | |
| 8.8 to 13.42 | |
| 7.93 | |
| 0.11–0.025″ | |
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