5905 Johnson
| 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 13 January 2016 (JD 2457400.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 9870 days (27.02 yr) | 
| Aphelion | 2.0475 AU (306.30 Gm) | 
| Perihelion | 1.7729 AU (265.22 Gm) | 
| 1.9102 AU (285.76 Gm) | |
| Eccentricity | 0.071874 | 
| 2.64 yr (964.30 d) | |
| 235.30° | |
| 0° 22m 23.988s / day | |
| Inclination | 27.522° | 
| 141.28° | |
| 208.98° | |
| Earth MOID | 0.771465 AU (115.4095 Gm) | 
| Jupiter MOID | 3.2438 AU (485.27 Gm) | 
| Jupiter Tisserand parameter | 3.796 | 
| Physical characteristics | |
| 3.7824 h (0.15760 d) | |
| 14.0 | |
| 
 | |
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
- 1 2 "JPL Small-Body Database Browser: 5905 Johnson (1989 CJ1)" (2015-05-19 last obs.). Jet Propulsion Laboratory. Retrieved 13 April 2016.
 - 1 2 Johnston, Robert. "(5905) Johnson". johnstonsarchive.net. Retrieved 28 May 2015.
 
External links
- JPL Small-Body Database Browser on 5905 Johnson
 - (5905) Johnson ; "asteroids with satellites" compiled by Wm. Robert Johnston
 -  5905 Johnson at the JPL Small-Body Database 

 
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