3540 Protesilaos
| Discovery | |
|---|---|
| Discovered by | Freimut Börngen |
| Discovery date | October 27, 1973 |
| Designations | |
Named after | Protesilaus |
| 1973 UF5 | |
| Jupiter Trojan | |
| Orbital characteristics | |
| Epoch February 4, 2008 (JD 2454500.5) | |
| Aphelion | 877.796 Gm (5.868 AU) |
| Perihelion | 694.827 Gm (4.645 AU) |
| 786.312 Gm (5.256 AU) | |
| Eccentricity | 0.116 |
| 4401.516 d (12.05 a) | |
Average orbital speed | 12.95 km/s |
| 212.942° | |
| Inclination | 23.322° |
| 26.429° | |
| Physical characteristics | |
| Dimensions | ? km |
| Mass | ?×10? kg |
Mean density | ? g/cm³ |
Equatorial surface gravity | ? m/s² |
Equatorial escape velocity | ? km/s |
Sidereal rotation period | ? d |
| ?° | |
Pole ecliptic latitude | ? |
Pole ecliptic longitude | ? |
| 0.10 | |
| Temperature | ~121 K |
| ? | |
| 9.0 | |
|
| |
3540 Protesilaos is a Jupiter Trojan asteroid that orbits in the L4 Lagrangian point of the Sun-Jupiter system, in the "Greek Camp" of Trojan asteroids. It was named after the Greek hero Protesilaus, who fought during the Trojan War. It was discovered by Freimut Börngen at the Karl Schwarzschild Observatory in Tautenburg, Germany on October 27, 1973.[1]
References
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