2148 Epeios

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2148 Epeios
Discovery[1]
Discovered by Richard Martin West
Discovery date 24 October 1976
Designations
Named after
Epeius
1976 UW
Jupiter Trojan
Orbital characteristics[1][2]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc 14360 days (39.32 yr)
Aphelion 5.51004 AU (824.290 Gm)
Perihelion 4.91823 AU (735.757 Gm)
5.21414 AU (780.024 Gm)
Eccentricity 0.056750
11.91 yr (4348.83 d)
13.04 km/s
176.555°
0° 4m 58.011s / day
Inclination 9.14888°
176.595°
232.223°
Earth MOID 3.9355 AU (588.74 Gm)
Jupiter MOID 0.0331334 AU (4.95669 Gm)
Jupiter Tisserand parameter 2.971
Physical characteristics
Dimensions ? km
Mass ?×10? kg
Mean density
? g/cm³
Equatorial surface gravity
? m/s²
Equatorial escape velocity
? km/s
? d
?
?
0.10
Temperature ~122 K
?
10.8

2148 Epeios 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 Epeius, who was a soldier during the Trojan War. It was discovered by Richard Martin West on October 24, 1976 at the La Silla Observatory in Chile. 2146 Stentor was also discovered the same day by West.

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