(9978) 1994 AJ1
 | |||||||||||||
| Discovery | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Discovered by | T. Kobayashi | ||||||||||||
| Discovery date | 7 January 1994 | ||||||||||||
| Designations | |||||||||||||
| 1989 EK4 | |||||||||||||
| Orbital characteristics[1] | |||||||||||||
| Epoch 13 January 2016 (JD 2457400.5) | |||||||||||||
| Uncertainty parameter 0 | |||||||||||||
| Observation arc | 9870 days (27.02 yr) | ||||||||||||
| Aphelion | 3.2892817 AU (492.06954 Gm) | ||||||||||||
| Perihelion | 2.6890044 AU (402.26933 Gm) | ||||||||||||
| 2.9891430 AU (447.16943 Gm) | |||||||||||||
| Eccentricity | 0.10041 | ||||||||||||
| 5.17 yr (1887.6 d) | |||||||||||||
| 144.2135° | |||||||||||||
| 0° 11m 26.573s / day | |||||||||||||
| Inclination | 9.360263° | ||||||||||||
| 287.01649° | |||||||||||||
| 131.18303° | |||||||||||||
| Earth MOID | 1.7121 AU (256.13 Gm) | ||||||||||||
| Jupiter MOID | 2.01295 AU (301.133 Gm) | ||||||||||||
| Physical characteristics | |||||||||||||
| |||||||||||||
| C-type asteroid[2] | |||||||||||||
| 13.1 | |||||||||||||
(9978) 1994 AJ1 is a C-type main belt asteroid. It orbits the Sun once every 5.03 years.[1]
Discovered on January 2, 1994, by T. Kobayashi, it was given the provisional designation 1994 AJ1[3]
References
- ^ a b "JPL Small-Body Database Browser: 9978 (1994 AJ1)". NASA/Jet Propulsion Laboratory. Retrieved 5 April 2016.
- ^ Gianluca Masi; Sergio Foglia; Richard P. Binzel. "Search for Unusual Spectroscopic Candidates Among 40313 minor planets from the 3rd Release of the Sloan Digital Sky Survey Moving Object Catalog".
{{cite web}}: Unknown parameter|last-author-amp=ignored (|name-list-style=suggested) (help) - ^ MPO 101863 Minor Planet Center
External links
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