705 Erminia

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.[2]

705 Erminia
Animation of 705 Erminia's orbit 2000-2020
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Discovery
Discovered byE. Ernst
Discovery siteHeidelberg Obs.
Discovery date6 October 1910
Designations
(705) Erminia
Pronunciation/ərˈmɪniə/
1910 KV
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc105.53 yr (38544 d)
Aphelion3.0635189 AU (458.29590 Gm)
Perihelion2.7809463 AU (416.02365 Gm)
2.92223259 AU (437.159773 Gm)
Eccentricity0.04834875
5.00 yr (1824.6 d)
348.73426°
0° 11m 50.288s / day
Inclination25.045517°
2.8949214°
101.35517°
Physical characteristics
Dimensions70-130 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

    See also

    References


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