705 Erminia
| Discovery | |
|---|---|
| Discovered by | E. Ernst |
| Discovery site | Heidelberg |
| Discovery date | 6 October 1910 |
| Designations | |
| 1910 KV | |
| Orbital characteristics | |
|
Epoch 31 July 2016 (JD 2457600.5) (JD 2457000.5) |
|
| Uncertainty parameter 0 | |
| Observation arc | 105.53 yr (38544 d) |
| Aphelion | 3.0635189 AU (458.29590 Gm) |
| Perihelion | 2.7809463 AU (416.02365 Gm) |
| 2.92223259 AU (437.159773 Gm) | |
| Eccentricity | 0.04834875 |
| 5.00 yr (1824.6 d) | |
| 348.73426° | |
| 0° 11m 50.288s / day | |
| Inclination | 25.045517° |
| 2.8949214° | |
| 101.35517° | |
| Earth MOID | 1.86647 AU (279.220 Gm) |
| Jupiter MOID | 2.01003 AU (300.696 Gm) |
| Jupiter Tisserand parameter | 3.137 |
| Physical characteristics | |
| Dimensions | 70-130 km (assumed albedo=0.05-0.3) 134.22 ±2.3 (IRAS) 128 x 141 (occultation) 133.9-134.5 (albedo estimate) |
|
Mean radius
|
67.11±1.15 km |
| 53.96 h (2.248 d) | |
| 0.0432±0.002 | |
| X (tholen) C (SMASSII) B-V = 0.667-0.725 U-B = 0.249-0.327 |
|
| 8.39 | |
705 Erminia is a minor planet orbiting the Sun. Its name derives from the comic opera Erminie. An occultation on December 8, 2014 gave 3 chords, with one measurement suggesting a small moon 6-10 kilometers wide at a distance of 400 kilometers to the primary.
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