445 Edna
Appearance
Discovery | |
---|---|
Discovered by | E. F. Coddington |
Discovery date | October 2, 1899 |
Designations | |
1899 EX | |
Main belt | |
Orbital characteristics | |
Epoch 30 January 2005 (JD 2453400.5) | |
Aphelion | 570.472 Gm (3.813 AU) |
Perihelion | 388.401 Gm (2.596 AU) |
479.437 Gm (3.205 AU) | |
Eccentricity | 0.19 |
2095.554 d (5.74 a) | |
Average orbital speed | 16.64 km/s |
189.15° | |
Inclination | 21.347° |
292.586° | |
79.262° | |
Physical characteristics | |
Dimensions | 88.60 ± 4.10[1] km |
Mass | (3.47 ± 0.78) × 1018 kg[1] |
Mean density | 9.52 ± 2.50[1] g/cm3 |
9.29 | |
445 Edna is a large Main belt asteroid.
It was discovered by E. F. Coddington on October 2, 1899 at Mount Hamilton, California. It was his third and final asteroid discovery.
References
- ^ a b c Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science, vol. 73, pp. 98–118, arXiv:1203.4336, Bibcode:2012P&SS...73...98C, doi:10.1016/j.pss.2012.03.009. See Table 1.
External links
- 445 Edna at the JPL Small-Body Database