401 Ottilia

Ottilia (minor planet designation: 401 Ottilia) is a large main-belt asteroid. It was discovered by Max Wolf on March 16, 1895, in Heidelberg. It is named after the Germanic folkloric character Ottilia.

401 Ottilia
Discovery
Discovered byMax Wolf
Discovery date16 March 1895
Designations
(401) Ottilia
Pronunciation/ɒˈtɪliə/
1895 BT
Main belt (Cybele)
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc121.08 yr (44225 d)
Aphelion3.46736 AU (518.710 Gm)
Perihelion3.2222 AU (482.03 Gm)
3.34480 AU (500.375 Gm)
Eccentricity0.036643
6.12 yr (2234.4 d)
172.933°
0° 9m 40.032s / day
Inclination5.9715°
36.138°
294.690°
Physical characteristics
Dimensions99.12±2.1 km
6.049 h (0.2520 d)
0.0412±0.002
9.2

    The semi-major axis of the orbit of 401 Ottilia lies just outside the 2/1 Kirkwood gap, located at 3.27 AU.[2] 401 Ottilia is part of the Cybele asteroid group.[3]

    References

    1. "401 Ottilia (1895 BT)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 10 May 2016.
    2. Scholl, Hans; Froeschlé, Claude (September 1975), "Asteroidal motion at the 5/2, 7/3 and 2/1 resonances", Astronomy and Astrophysics, 42 (3): 457–463, Bibcode:1975A&A....42..457S
    3. Lagerkvist, Claes-Ingvar; et al. (January 2001), "A Study of Cybele Asteroids. I. Spin Properties of Ten Asteroids", Icarus, 149 (1): 190–197, Bibcode:2001Icar..149..190L, doi:10.1006/icar.2000.6507.


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