1749 Telamon
1749 Telamon /ˈtɛləmɒn/ is a dark Jupiter Trojan from the Greek camp, approximately 70 kilometers (43 miles) in diameter. It was discovered by German astronomer Karl Reinmuth at the Heidelberg Observatory on 23 September 1949, and named after Telamon from Greek mythology. The D-type asteroid is the principal body of the proposed Telamon family and belongs to the 60 largest Jupiter trojans. It has a rotation period of 17.0 hours and possibly a spherical shape.
| Discovery | |
|---|---|
| Discovered by | K. Reinmuth |
| Discovery site | Heidelberg Obs. |
| Discovery date | 23 September 1949 |
| Designations | |
| (1749) Telamon | |
| Pronunciation | /ˈtɛləmɒn/ |
Named after | Telamon (Greek mythology) |
| 1949 SB · 1941 BP 1966 CN | |
| Jupiter trojan Greek · background | |
| Adjectives | Telamonian |
| Orbital characteristics | |
| Epoch 23 March 2018 (JD 2458200.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 68.67 yr (25,081 d) |
| Aphelion | 5.7006 AU |
| Perihelion | 4.5987 AU |
| 5.1497 AU | |
| Eccentricity | 0.1070 |
| 11.69 yr (4,268 d) | |
| 189.63° | |
| 0° 5m 3.48s / day | |
| Inclination | 6.0943° |
| 340.87° | |
| 113.06° | |
| Jupiter MOID | 0.3162 AU |
| TJupiter | 2.9770 |
| Physical characteristics | |
Mean diameter | 64.90±0.67 km 69.14±4.57 km 81.06±7.0 km |
| 16.975±0.001 h | |
| 0.0562±0.011 0.073±0.011 0.078±0.011 | |
| D (SMASS-I) D (SDSS-MOC) D Pan-STARRS | |
| 9.20 9.4 | |
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