Global Information3851 Alhambra information
| Discovery [1] | |
|---|---|
| Discovered by | T. Seki |
| Discovery site | Geisei Obs. |
| Discovery date | 30 October 1986 |
| Designations | |
MPC designation | (3851) Alhambra |
Named after | Alhambra (World Heritage Site)[2] |
Alternative designations | 1986 UZ · 1950 MC 1960 RA · 1965 CD 1973 SE4 · 1973 ST2 |
Minor planet category | main-belt · Flora [3] |
| Orbital characteristics [1] | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 66.95 yr (24,452 days) |
| Aphelion | 2.3148 AU |
| Perihelion | 2.0338 AU |
Semi-major axis | 2.1743 AU |
| Eccentricity | 0.0646 |
Orbital period (sidereal) | 3.21 yr (1,171 days) |
Mean anomaly | 188.88° |
Mean motion | 0° 18m 26.64s / day |
| Inclination | 4.6276° |
Longitude of ascending node | 344.66° |
Argument of perihelion | 97.438° |
| Physical characteristics | |
| Dimensions | 6.504±0.390[4] 6.51 km (calculated)[3] 6.813±0.036 km[5] |
Synodic rotation period | 53 h[6] |
Geometric albedo | 0.218±0.052[4] 0.24 (assumed)[3] 0.2419±0.0418[5] |
Spectral type | S [3] |
Absolute magnitude (H) | 13.0[5] · 13.1[1][3] · 13.78±0.00[7] |
3851 Alhambra, provisional designation 1986 UZ, is a stony Flora asteroid and relatively slow rotator from the inner regions of the asteroid belt, approximately 7 kilometers in diameter. It was discovered on 30 October 1986, by Japanese astronomer Tsutomu Seki at Geisei Observatory in Kōchi, Japan.[8] The asteroid was named for the World Heritage Site Alhambra, in Granada, Spain.[2]
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