440 Theodora

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440 Theodora
440Theodora (Lightcurve Inversion).png
A three-dimensional model of 440 Theodora based on its light curve
Discovery
Discovered by E. F. Coddington
Discovery date13 October 1898
Designations
(440) Theodora
Pronunciation /θəˈdɔːrə/ [1]
1898 EC
Main belt
Orbital characteristics [2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 117.50 yr (42917 d)
Aphelion 2.44735  AU (366.118  Gm)
Perihelion 1.97352 AU (295.234 Gm)
2.21043 AU (330.676 Gm)
Eccentricity 0.10718
3.29 yr (1200.4 d)
224.670°
0° 17m 59.669s / day
Inclination 1.59566°
292.133°
179.039°
Physical characteristics
Dimensions13.6 km [2]
4.828  h (0.2012  d)
0.630 [2]
11.6 [2]

    Theodora (minor planet designation: 440 Theodora) is a small Main belt asteroid. [2]

    It was discovered by E. F. Coddington on October 13, 1898, at Mount Hamilton. It was his second asteroid discovery.

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    References

    1. Noah Webster (1884) A Practical Dictionary of the English Language
    2. 1 2 3 4 5 "440 Theodora (1898 EC)". JPL Small-Body Database . NASA/Jet Propulsion Laboratory. Archived from the original on 16 September 2020. Retrieved 10 May 2016.