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 date October 13, 1898
Designations
1898 EC
Minor planet category Main belt
Orbital characteristics
Epoch 30 January 2005 (JD 2453400.5)
Aphelion 366.262 Gm (2.448 AU)
Perihelion 295.119 Gm (1.973 AU)
330.691 Gm (2.211 AU)
Eccentricity 0.108
1200.425 d (3.29 a)
20.03 km/s
45.049°
Inclination 1.598°
292.35°
178.848°
Physical characteristics
Dimensions 11 - 24 km
Mass unknown
Mean density
unknown
unknown
unknown
unknown
Albedo unknown
Temperature unknown
Spectral type
unknown
11.5

440 Theodora is a small Main belt asteroid.

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