Minorplanet: | yes |
Background: |
|
705 Erminia | |
Mpc Name: | (705) Erminia |
Alt Names: | 1910 KV |
Discoverer: | E. Ernst |
Discovered: | 6 October 1910 |
Discovery Site: | Heidelberg Obs. |
Epoch: | 31 July 2016 (JD 2457600.5) |
Eccentricity: | 0.04834875 |
Semimajor: | 2.92223259AU |
Perihelion: | 2.7809463AU |
Aphelion: | 3.0635189abbr=onNaNabbr=on |
Period: | 5.00 yr (1824.6 d) |
Inclination: | 25.045517° |
Asc Node: | 2.8949214° |
Arg Peri: | 101.35517° |
Mean Anomaly: | 348.73426° |
Abs Magnitude: | 8.51 |
Rotation: | 53.96abbr=onNaNabbr=on |
Dimensions: | (occultation) |
Mean Diameter: | 70-130 km (assumed albedo=0.05-0.3) 134.22 ±2.3 (IRAS) 133.9-134.5 (albedo estimate) |
Density: | 3.401 ± 1.465/0.778 g/cm |
Spectral Type: | X (tholen) C (SMASSII) B-V = 0.667-0.725 U-B = 0.249-0.327 |
Mean Motion: | / day |
Observation Arc: | 105.53 yr (38544 d) |
Uncertainty: | 0 |
705 Erminia is a minor planet orbiting the Sun. Its name derives from the comic opera Erminie. An occultation on 8 December 2014 gave 3 chords, with one measurement suggesting a small moon 6-10 kilometers wide at a distance of 400 kilometers to the primary.[1]