1404 Ajax
| Discovery and designation | |
|---|---|
| Discovered by | Karl Wilhelm Reinmuth |
| Discovery date | August 18, 1936 |
| Designations | |
Named after | Ajax |
| 1936 QW | |
| Jupiter Trojan | |
| Orbital characteristics | |
| Epoch February 4, 2008 (JD 2454500.5) | |
| Aphelion | 883.668 Gm (5.907 AU) |
| Perihelion | 702.599 Gm (4.697 AU) |
| 793.134 Gm (5.302 AU) | |
| Eccentricity | 0.114 |
| 4458.921 d(12.21 a) | |
Average orbital speed | 12.89 km/s |
| 308.096° | |
| Inclination | 18.010° |
| 332.968° | |
| Physical characteristics | |
| Dimensions | 81.6 km |
| Mass | 5.7×1017 kg |
Mean density | 2.0 g/cm³ |
Equatorial surface gravity | 0.0228 m/s² |
Equatorial escape velocity | 0.0431 km/s |
Sidereal rotation period | ? d |
| ?° | |
Pole ecliptic latitude | ? |
Pole ecliptic longitude | ? |
| 0.10 | |
| Temperature | ~121 K |
| ? | |
| 9.0 | |
|
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1404 Ajax 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 Ajax. It was discovered by Karl Wilhelm Reinmuth on August 18, 1936 in Heidelberg, Germany.
References
External links
- Discovery Circumstances: Numbered Minor Planets
- Orbital simulation from JPL (Java) / Ephemeris
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