284 Amalia

Amalia (minor planet designation: 284 Amalia) is a large Main belt asteroid.[2] It was discovered by Auguste Charlois on 29 May 1889 in Nice.

284 Amalia

Discovery
Discovered by	Auguste Charlois
Discovery date	29 May 1889
Designations
MPC designation	(284) Amalia
Pronunciation	/əˈmɑːliə/
Minor planet category	Main belt
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	122.66 yr (44800 d)
Aphelion	2.88122 AU (431.024 Gm)
Perihelion	1.83631 AU (274.708 Gm)
Semi-major axis	2.35876 AU (352.865 Gm)
Eccentricity	0.22149
Orbital period	3.62 yr (1323.2 d)
Average orbital speed	19.39 km/s
Mean anomaly	0.0848612°
Mean motion	0° 16^m 19.445^s / day
Inclination	8.05647°
Longitude of ascending node	233.716°
Argument of perihelion	58.0568°
Physical characteristics
Dimensions	52.95±2.6 km
Rotation period	8.545 h (0.3560 d)
Geometric albedo	0.0602±0.006
Absolute magnitude (H)	10.05

References

1. "284 Amalia". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 May 2016.
2. "284 Amalia". Asteroid Occulation. Retrieved 6 April 2015.

External links

• 284 Amalia at AstDyS-2, Asteroids—Dynamic Site
  • Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
• 284 Amalia at the JPL Small-Body Database
  • Close approach · Discovery · Ephemeris · Orbit diagram · Orbital elements · Physical parameters