(198) Ampella Main-belt Asteroid
Discovered on 13 June 1879 by A. Borrelly at Marseilles.
Where Ampella is today
Seen from above the solar system on 2026-10-14: Ampella is 1.90 au from the Sun and 1.02 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 198 |
| Provisional designation | A879 LA |
| Orbit class | Main-belt Asteroid |
| Diameter | 54.3 km (#663 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.268 |
| Rotation period | 10.4 hours |
| Spectral type | S |
| Absolute magnitude (H) | 8.53 |
| Orbital period | 3.86 years |
| Semi-major axis | 2.46 au |
| Perihelion – aphelion | 1.90 – 3.02 au |
| Eccentricity | 0.227 |
| Inclination | 9.32° |
| Closest distance between its orbit and Earth's (MOID) | 0.923 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
More named asteroids discovered by A. Borrelly
- (99) Dike
- (110) Lydia
- (117) Lomia
- (120) Lachesis
- (146) Lucina
- (157) Dejanira
- (171) Ophelia
- (172) Baucis
- (173) Ino
- (233) Asterope
- (240) Vanadis
- (246) Asporina
← (197) Arete · (199) Byblis →