3103 Eger
3103 Eger is an Apollo and Mars-crosser asteroid that was discovered in 1982, by Miklós Lovas. It was named after the city of Eger, Hungary. It has an albedo of 0.64, making it a highly reflective asteroid.
Shape model of Eger from its lightcurve | |
| Discovery | |
|---|---|
| Discovered by | M. Lovas |
| Discovery site | Piszkéstető |
| Discovery date | 20 January 1982 |
| Designations | |
MPC designation | (3103) Eger |
Named after | Eger |
Alternative designations | 1982 BB |
Minor planet category |
|
| Orbital characteristics | |
| Epoch 13 January 2016 (JD 2457400.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 12495 days (34.21 yr) |
| Aphelion | 1.9021 AU (284.55 Gm) |
| Perihelion | 0.90673 AU (135.645 Gm) |
Semi-major axis | 1.4044 AU (210.10 Gm) |
| Eccentricity | 0.35437 |
Orbital period (sidereal) | 1.66 yr (607.90 d) |
Mean anomaly | 208.62° |
Mean motion | 0° 35m 31.92s / day |
| Inclination | 20.931° |
Longitude of ascending node | 129.792° |
| 254.007° | |
| Earth MOID | 0.0778981 AU (11.65339 Gm) |
| Proper orbital elements | |
Proper eccentricity | 0.325 |
Proper inclination | 22.364° |
Proper mean motion | 99.460 deg / yr |
Proper orbital period | 3.61955 yr (1322.039 d) |
| Physical characteristics | |
Mean diameter | 1.5 km |
Synodic rotation period | 5.710156±0.000007 h |
| 0.64 | |
| E | |
| 15.38 | |
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