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401 Ottilia

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401 Ottilia
Orbital diagram
Discovery
Discovered byMax Wolf
Discovery date16 March 1895
Designations
(401) Ottilia
Pronunciation/ɒˈtɪliə/
Named after
Ottilia
1895 BT
Main belt (Cybele)
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc121.08 yr (44225 d)
Aphelion3.45079 AU (516.231 Gm)
Perihelion3.24397 AU (485.291 Gm)
3.34738 AU (500.761 Gm)
Eccentricity0.036643
6.12 yr (2234.4 d)
172.933°
0° 9m 40.032s / day
Inclination5.9715°
36.138°
294.690°
Physical characteristics
Dimensions87.803 km
6.049 h (0.2520 d)
0.0412±0.002
9.2

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.

The semi-major axis of the orbit of 401 Ottilia at 3.47 AU 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

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  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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