284 Amalia
From Wikipedia, the free encyclopedia
Discovery A | |
---|---|
Discoverer | Auguste Charlois |
Discovery date | May 29, 1889 |
Alternate designations B |
|
Category | Main belt |
Orbital elements C | |
|
|
Eccentricity (e) | 0.223 |
Semi-major axis (a) | 352.837 Gm (2.359 AU) |
Perihelion (q) | 274.195 Gm (1.833 AU) |
Aphelion (Q) | 431.478 Gm (2.884 AU) |
Orbital period (P) | 1323.009 d (3.62 a) |
Mean orbital speed | 19.39 km/s |
Inclination (i) | 8.062° |
Longitude of the ascending node (Ω) |
233.966° |
Argument of perihelion (ω) |
57.464° |
Mean anomaly (M) | 297.482° |
Physical characteristics D | |
Dimensions | 53.0 km |
Mass | unknown |
Density | unknown |
Surface gravity | unknown |
Escape velocity | unknown |
Rotation period | unknown |
Spectral class | unknown |
Absolute magnitude | 10.05 |
Albedo (geometric) | unknown |
Mean surface temperature |
unknown |
284 Amalia is a large Main belt asteroid.
It was discovered by Auguste Charlois on May 29, 1889 in Nice.
|