5905 Johnson
From Infogalactic: the planetary knowledge core
Discovery [1] | |
---|---|
Discovered by | E. F. Helin |
Discovery site | Palomar Obs. |
Discovery date | 11 February 1989 |
Designations | |
MPC designation | 5905 Johnson |
1989 CJ1 | |
main-belt (inner) | |
Orbital characteristics [1] | |
Epoch 27 June 2015 (JD 2457200.5) | |
Uncertainty parameter 0 | |
Observation arc | 26.26 yr (9,593 days) |
Aphelion | 2.0475 AU |
Perihelion | 1.7736 AU |
1.9105 AU | |
Eccentricity | 0.0716 |
2.64 yr (964.59 days) | |
160.77° | |
Inclination | 27.523° |
141.28° | |
208.85° | |
Earth MOID | 0.7739 AU |
Physical characteristics | |
3.7824 h | |
14.0 mag | |
5905 Johnson (1989 CJ1) is an inner main-belt binary asteroid[2] discovered on February 11, 1989 by E. F. Helin at Palomar. A moon was discovered in 2005 with an orbital period of 21 hours, 47 minutes, and 5 seconds.[2]
References
External links
- JPL Small-Body Database Browser on 5905 Johnson
- (5905) Johnson ; "asteroids with satellites" compiled by Wm. Robert Johnston
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