2146 Stentor
| Discovery[1] | |
|---|---|
| Discovered by | Richard Martin West |
| Discovery date | 24 October 1976 |
| Designations | |
|
Named after
|
Stentor |
| 1976 UQ | |
| Jupiter Trojan | |
| Orbital characteristics | |
| Epoch 13 January 2016 (JD 2457400.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 14392 days (39.40 yr) |
| Aphelion | 5.71956 AU (855.634 Gm) |
| Perihelion | 4.66984 AU (698.598 Gm) |
| 5.19470 AU (777.116 Gm) | |
| Eccentricity | 0.10104 |
| 11.84 yr (4324.53 d) | |
|
Average orbital speed
|
13.03 km/s |
| 171.242° | |
| 0° 4m 59.686s / day | |
| Inclination | 39.2587° |
| 131.325° | |
| 273.649° | |
| Earth MOID | 3.92317 AU (586.898 Gm) |
| Jupiter MOID | 0.0818349 AU (12.24233 Gm) |
| Jupiter Tisserand parameter | 2.541 |
| Physical characteristics | |
| Dimensions | ? km |
| Mass | ?×10? kg |
|
Mean density
|
? g/cm³ |
|
Equatorial surface gravity
|
? m/s² |
|
Equatorial escape velocity
|
? km/s |
| 35.14 h (1.464 d) | |
|
Sidereal rotation period
|
? d |
| ?° | |
|
Pole ecliptic latitude
|
? |
|
Pole ecliptic longitude
|
? |
| 0.10 | |
| Temperature | ~122 K |
| ? | |
| 9.9 | |
2146 Stentor 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 Stentor, who was a Herald of the Greek forces during the Trojan War. It was discovered by Richard Martin West on October 24, 1976 at the La Silla Observatory in Chile. 2148 Epeios was also discovered the same day by West.
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