203 Pompeja

203 Pompeja

Discovery
Discovered by	C. H. F. Peters
Discovery date	September 25, 1879
Designations
Named after	Pompeii
Alternative names	A895 EA
Minor planet category	Main belt
Orbital characteristics
Epoch 30 January 2005 (JD 2453400.5)
Aphelion	434.131 Gm (2.902 AU)
Perihelion	384.513 Gm (2.57 AU)
Semi-major axis	409.322 Gm (2.736 AU)
Eccentricity	0.061
Orbital period (sidereal)	1653.102 d (4.53 a)
Average orbital speed	18.01 km/s
Mean anomaly	210.675°
Inclination	3.185°
Longitude of ascending node	348.019°
Argument of perihelion	59.83°
Physical characteristics
Dimensions	116.0 km
Mass	unknown
Mean density	unknown
Surface gravity	unknown
Escape velocity	unknown
Synodic rotation period	46.60 h
Albedo	0.041
Temperature	unknown
Spectral type	DCX:
Absolute magnitude (H)	8.76

203 Pompeja is a quite large main-belt asteroid.

It was discovered by C. H. F. Peters on September 25, 1879, in Clinton, New York, and named after Pompeii, the Roman town destroyed in volcanic eruption in 79 AD.

References

• The Asteroid Orbital Elements Database
• Minor Planet Discovery Circumstances
• Asteroid Lightcurve Parameters
• Asteroid Albedo Compilation