276 Adelheid
Lightcurve-based 3D-model Adelheid | |
| Discovery | |
|---|---|
| Discovered by | J. Palisa |
| Discovery site | Vienna Obs. |
| Discovery date | 17 April 1888 |
| Designations | |
| (276) Adelheid | |
| Pronunciation | German: [ˈaːdəlhaɪt] |
Named after | unknown (Adelheid) |
| A888 HA | |
| main-belt · (outer) Alauda | |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 118.38 yr (43,239 days) |
| Aphelion | 3.3296 AU |
| Perihelion | 2.9065 AU |
| 3.1181 AU | |
| Eccentricity | 0.0678 |
| 5.51 yr (2,011 days) | |
| 276.54° | |
| 0° 10m 44.4s / day | |
| Inclination | 21.614° |
| 211.16° | |
| 265.21° | |
| Physical characteristics | |
| Dimensions | 98.04±5.48 km 102.674±0.731 km 104±11 km 114.723±3.276 km 121.56 km (derived) 121.60±7.7 km 121.71±43.30 km 125±15 km 135.30±2.09 km 156.53±47.83 km |
| 6.29 h 6.315±0.002 h 6.315±0.005 h 6.31920±0.00005 h 6.31920 h 6.319204±0.000001 h 6.32 h 6.328 h 6.328 h 12.48±0.05 h | |
| 0.03±0.01 0.036±0.001 0.04±0.04 0.0434 (derived) 0.0450±0.006 0.051±0.006 0.0631±0.0107 0.073±0.012 | |
| Tholen = X · P B–V = 0.708 U–B = 0.271 | |
| 8.50 · 8.56 · 8.60 · 8.61 | |
276 Adelheid is a dark Alauda asteroid from the outer region of the asteroid belt, approximately 121 kilometers in diameter. It was discovered by Austrian astronomer Johann Palisa at Vienna Observatory on 17 April 1888. The meaning of the asteroids's name is unknown.