743 Eugenisis
743 Eugenisis is a minor planet orbiting the Sun that was discovered by German astronomer Franz Kaiser in 1913.
| Discovery | |
|---|---|
| Discovered by | Franz Kaiser |
| Discovery site | Heidelberg |
| Discovery date | 25 February 1913 |
| Designations | |
MPC designation | (743) Eugenisis |
| Pronunciation | /juːˈdʒɛnɪsɪs/ |
Alternative designations | 1913 QV |
| Orbital characteristics | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 103.14 yr (37,671 d) |
| Aphelion | 2.9573 AU (442.41 Gm) |
| Perihelion | 2.6303 AU (393.49 Gm) |
Semi-major axis | 2.7938 AU (417.95 Gm) |
| Eccentricity | 0.058524 |
Orbital period (sidereal) | 4.67 yr (1,705.7 d) |
Mean anomaly | 148.01° |
Mean motion | 0° 12m 39.816s / day |
| Inclination | 4.8324° |
Longitude of ascending node | 228.976° |
| 187.320° | |
| Earth MOID | 1.64027 AU (245.381 Gm) |
| Jupiter MOID | 2.27777 AU (340.750 Gm) |
| TJupiter | 3.320 |
| Physical characteristics | |
Mean radius | 26.585±0.55 km |
Synodic rotation period | 10.23 h (0.426 d) |
Sidereal rotation period | 10.23 ± 0.01 h |
| 0.0625±0.003 | |
| 10.3 | |
Photometric observations of this asteroid collected during 2004 show a rotation period of 10.23 ± 0.01 hours with a brightness variation of 0.20 ± 0.02 magnitude. The spectrum of this object matches the Ch class in the SMASS taxonomy, indicating a carbonaceous surface with a hydrous component.
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