420 Bertholda
From Infogalactic: the planetary knowledge core
Discovery | |
---|---|
Discovered by | Max Wolf |
Discovery date | September 7, 1896 |
Designations | |
1896 CY | |
Main belt (Cybele) | |
Orbital characteristics | |
Epoch 23 July 2010 (JD 2455400,5) | |
Aphelion | 3,55326416 AU |
Perihelion | 3,3073759 AU |
3,43032003 AU | |
Eccentricity | 0.036 |
2320.6 d (6.35 a) | |
Average orbital speed
|
16.07 km/s |
246.1262° | |
Inclination | 6.642° |
243.086° | |
228.387° | |
Physical characteristics | |
Dimensions | 141.54 ± 2.08[1] km |
Mass | (1.48 ± 0.09) × 1019[1] kg |
Mean density
|
9.96 ± 0.75[1] g/cm3 |
11,04 h | |
Albedo | 0,042 |
Spectral type
|
P |
8.31 | |
420 Bertholda is a very large main-belt asteroid. It is classified as a P-type asteroid.
It was discovered by Max Wolf on September 7, 1896, in Heidelberg.
References
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