440 Theodora

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

440 Theodora
A three-dimensional model of 440 Theodora based on its light curve
Discovery
Discovered byE. 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 arc117.50 yr (42917 d)
Aphelion2.44735 AU (366.118 Gm)
Perihelion1.97352 AU (295.234 Gm)
2.21043 AU (330.676 Gm)
Eccentricity0.10718
3.29 yr (1200.4 d)
224.670°
 17m 59.669s / day
Inclination1.59566°
292.133°
179.039°
Physical characteristics
Dimensions13.6 km[2]
4.828 h (0.2012 d)
0.630[2]
11.6[2]

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

    References

    1. Noah Webster (1884) A Practical Dictionary of the English Language
    2. "440 Theodora (1898 EC)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 10 May 2016.


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