663 Gerlinde is a minor planet orbiting the Sun.
| Discovery | |
|---|---|
| Discovered by | August Kopff |
| Discovery site | Heidelberg |
| Discovery date | 24 June 1908 |
| Designations | |
MPC designation | (663) Gerlinde |
Alternative designations | 1908 DG |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 107.39 yr (39224 d) |
| Aphelion | 3.5174 AU (526.20 Gm) |
| Perihelion | 2.6209 AU (392.08 Gm) |
Semi-major axis | 3.0691 AU (459.13 Gm) |
| Eccentricity | 0.14605 |
Orbital period (sidereal) | 5.38 yr (1963.9 d) |
Mean anomaly | 135.977° |
Mean motion | 0° 10m 59.916s / day |
| Inclination | 17.820° |
Longitude of ascending node | 232.869° |
Argument of perihelion | 310.954° |
| Physical characteristics | |
Mean radius | 50.44±1.5 km |
Synodic rotation period | 10.251 h (0.4271 d) |
Geometric albedo | 0.0359±0.002 |
Absolute magnitude (H) | 9.21 |
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