581 Tauntonia
Tauntonia (minor planet designation: 581 Tauntonia) is a dark Alauda asteroid from the outer region of the asteroid belt, approximately 61 kilometers in diameter.
| Discovery | |
|---|---|
| Discovered by | J. H. Metcalf |
| Discovery site | Taunton, Massachusetts |
| Discovery date | 24 December 1905 |
| Designations | |
MPC designation | (581) Tauntonia |
| Pronunciation | /tɔːnˈtoʊniə/ |
Alternative designations | 1905 SH |
Minor planet category | main-belt · (outer) Alauda |
| Orbital characteristics | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 110.15 yr (40233 d) |
| Aphelion | 3.3180 AU (496.37 Gm) |
| Perihelion | 3.1101 AU (465.26 Gm) |
Semi-major axis | 3.2140 AU (480.81 Gm) |
| Eccentricity | 0.032339 |
Orbital period (sidereal) | 5.76 yr (2104.6 d) |
Mean anomaly | 24.277° |
Mean motion | 0° 10m 15.78s / day |
| Inclination | 21.878° |
Longitude of ascending node | 102.603° |
| 28.971° | |
| Physical characteristics | |
| Dimensions | 61.481±0.265 km |
Synodic rotation period | 16.54 h (0.689 d) |
| 0.031±0.005 | |
| Xk (SMASSII) | |
| 9.8 | |
The asteroid is a member of the Alauda family (902), a large family of typically bright carbonaceous asteroids and named after its parent body, 702 Alauda.: 23
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