3552 Don Quixote
3552 Don Quixote, provisionally designated 1983 SA, is an exceptionally eccentric asteroid, classified as a near-Earth object of the Amor group, Mars-crosser and Jupiter-crosser, as well as a weakly active comet.
| Discovery | |
|---|---|
| Discovered by | P. Wild |
| Discovery site | Zimmerwald Obs. |
| Discovery date | 26 September 1983 |
| Designations | |
MPC designation | (3552) Don Quixote |
Named after | Don Quixote fictional character |
Alternative designations | 1983 SA |
Minor planet category | NEO · Amor Mars-crosser Jupiter-crosser Centaur |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 33.71 yr (12,312 days) |
| Aphelion | 7.2783 AU |
| Perihelion | 1.2399 AU |
Semi-major axis | 4.2591 AU |
| Eccentricity | 0.7089 |
Orbital period (sidereal) | 8.79 yr (3,211 days) |
Mean anomaly | 332.47° |
Mean motion | 0° 6m 43.56s / day |
| Inclination | 31.092° |
Longitude of ascending node | 350.03° |
| 316.42° | |
| Earth MOID | 0.3338 AU |
| Jupiter MOID | 0.4397 AU |
| TJupiter | 2.3150 |
| Physical characteristics | |
| Dimensions | 18.4±0.4 km |
Synodic rotation period | 7.7 h (0.32 d) |
| 0.03 | |
| D (Tholen) · D (SMASS) | |
| 11.67 (1957) to 22.32 | |
| 12.9 | |
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