1626 Sadeya
| Discovery | |
|---|---|
| Discovered by | J. Comas Solà |
| Discovery site | Fabra Obs. |
| Discovery date | 10 January 1927 |
| Designations | |
| (1626) Sadeya | |
Named after | Spanish and American Astronomical Society |
| 1927 AA · 1956 AA | |
| main-belt · Phocaea | |
| Orbital characteristics | |
| Epoch 17 December 2020 (JD 2459200.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 94.02 yr (34,339 d) |
| Aphelion | 3.0090 AU |
| Perihelion | 1.7185 AU |
| 2.3638 AU | |
| Eccentricity | 0.2730 |
| 3.63 yr (1,327 d) | |
| 335.85° | |
| 0° 16m 16.32s / day | |
| Inclination | 25.312° |
| 279.48° | |
| 149.29° | |
| Known satellites | 1 (0.26Ds/Dp; P: 2.14 d) |
| Physical characteristics | |
| 14.25±2.36 km 14.77±0.19 km 15.140±0.490 km 15.95 km (calculated) | |
| 3.414±0.005 h 3.418±0.001 3.419±0.001 h 3.420±0.001 h 3.4200±0.0006 h 3.42048±0.00005 h 3.438±0.009 h | |
| 0.23 (assumed) 0.30±0.16 0.486±0.067 0.512±0.016 | |
| S | |
| 10.50 · 11.10 · 11.2 | |
1626 Sadeya (provisional designation 1927 AA) is a stony Phocaea asteroid and binary system from the inner regions of the asteroid belt, approximately 15 kilometers (9.3 miles) in diameter. It was discovered on 10 January 1927, by Catalan astronomer Josep Comas i Solà at Fabra Observatory in Barcelona, Spain, and named after the Spanish and American Astronomical Society. The discovery of a companion was announced on 1 December 2020.