161989 Cacus
| Discovery[1] | |
|---|---|
| Discovered by | HE Schuster |
| Discovery site | European Southern Observatory |
| Discovery date | 8 February 1978 |
| Designations | |
| MPC designation | 1978 CA |
| MPO 338323 | |
| Orbital characteristics[2] | |
| Epoch 13 January 2016 (JD 2457400.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 13905 days (38.07 yr) |
| Aphelion | 1.3633 AU (203.95 Gm) |
| Perihelion | 0.88274 AU (132.056 Gm) |
| 1.1230 AU (168.00 Gm) | |
| Eccentricity | 0.21395 |
| 1.19 yr (434.68 d) | |
| 208.54° | |
| 0.82820°/day | |
| Inclination | 26.062° |
| 161.25° | |
| 102.15° | |
| Earth MOID | 0.0138852 AU (2.07720 Gm) |
| Jupiter MOID | 3.81078 AU (570.085 Gm) |
| Physical characteristics | |
| Dimensions | 1.9 km |
Mean radius | 0.95 km |
| 3.7538 h (0.15641 d) | |
| 0.09 | |
| S | |
| 17.2 | |
|
| |
161989 Cacus (or 1978 CA) is an Apollo asteroid, near Earth asteroid, and a Potentially Hazardous Asteroid (PHA).
It is named after the fire-breathing monster called Cacus, who stole Hercules' cattle.
References
- ↑ "(161989) Cacus = 1978 CA". Minor Planet Center. Retrieved 2015-06-04.
- ↑ "JPL Small-Body Database Browser: 161989 Cacus (1978 CA)". Jet Propulsion Laboratory. Retrieved 26 March 2016.
External links
This article is issued from Wikipedia - version of the 8/18/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.