5283 Pyrrhus
| Discovery | |
|---|---|
| Discovered by | C. S. Shoemaker |
| Discovery site | Palomar |
| Discovery date | 31 January 1989 |
| Designations | |
| MPC designation | 5283 |
Named after | Neoptolemus |
| 1989 BW | |
| Orbital characteristics[1] | |
| Epoch 13 January 2016 (JD 2457400.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 23508 days (64.36 yr) |
| Aphelion | 5.9752 AU (893.88 Gm) |
| Perihelion | 4.4278 AU (662.39 Gm) |
| 5.2015 AU (778.13 Gm) | |
| Eccentricity | 0.14875 |
| 11.86 yr (4333.02 d) | |
| 152.958° | |
| 0° 4m 59.099s / day | |
| Inclination | 17.485° |
| 71.161° | |
| 356.383° | |
| Earth MOID | 3.44129 AU (514.810 Gm) |
| Jupiter MOID | 0.617952 AU (92.4443 Gm) |
| Jupiter Tisserand parameter | 2.886 |
| Physical characteristics | |
| Dimensions | 82 km[2] |
Mean radius | 32.29 ± 2.5 km |
| 7.323 h (0.3051 d) | |
| 0.0807 ± 0.014 | |
| 9.3,[2] 9.7[1] | |
|
| |
5283 Pyrrhus (1989 BW) is a Jupiter Trojan discovered on January 31, 1989 by C. S. Shoemaker at Palomar.
Photometric observations of this asteroid during 2002 were used to build a light curve showing a rotation period of 7.323 ± 0.003 hours with a brightness variation of 0.11 ± 0.01 magnitude.[2]
References
- 1 2 "5283 Pyrrhus (1989 BW)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 13 April 2016.
- 1 2 3 Mottola, Stefano; Di Martino, Mario; Erikson, Anders; Gonano-Beurer, Maria; Carbognani, Albino; Carsenty, Uri; Hahn, Gerhard; Schober, Hans-Josef; Lahulla, Felix; Delbò, Marco; Lagerkvist, Claes-Ingvar (May 2011). "Rotational Properties of Jupiter Trojans. I. Light Curves of 80 Objects". The Astronomical Journal 141 (5): 170. Bibcode:2011AJ....141..170M. doi:10.1088/0004-6256/141/5/170.
External links
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