(18796) Acosta Main-belt Asteroid
Discovered on 10 May 1999 by LINEAR at Socorro.
Iyen Abdon Acosta (b. 1986) was awarded third place in the 2003 Intel International Science and Engineering Fair for her environmental science project. She attends the Oxon Hill High School, Oxon Hill, Maryland, U.S.A.Naming citation (20040830/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Acosta is today
Seen from above the solar system on 2026-10-14: Acosta is 1.93 au from the Sun and 2.92 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 18796 |
| Provisional designation | 1999 JH64 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.77 km (#13,292 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.150 |
| Rotation period | 5.17 hours |
| Absolute magnitude (H) | 15.3 |
| Orbital period | 3.46 years |
| Semi-major axis | 2.29 au |
| Perihelion – aphelion | 1.93 – 2.64 au |
| Eccentricity | 0.157 |
| Inclination | 5.75° |
| Closest distance between its orbit and Earth's (MOID) | 0.919 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 10 May 1999
- (11219) Benbohn
- (11225) Borden
- (11227) Ksenborisova
- (11228) Botnick
- (11229) Brookebowers
- (11230) Deschaffer
- (11231) Schiavo
- (11413) Catanach
- (11414) Allanchu
- (12117) Meagmessina
- (16048) Eddiedai
- (16049) D'Amore