(12089) Maichin Main-belt Asteroid
Discovered on 20 April 1998 by LINEAR at Socorro.
Diana Marie Maichin (b. 1983) is a finalist in the 2002 Intel International Science and Engineering Fair for her physics project. She attends the Marlborough High School, Marlborough, Massachusetts, U.S.A.Naming citation (20020724/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Maichin is today
Seen from above the solar system on 2026-10-14: Maichin is 2.35 au from the Sun and 3.15 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12089 |
| Provisional designation | 1998 HO35 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.58 km (#9,595 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0820 |
| Absolute magnitude (H) | 14.78 |
| Orbital period | 3.61 years |
| Semi-major axis | 2.35 au |
| Perihelion – aphelion | 2.07 – 2.64 au |
| Eccentricity | 0.120 |
| Inclination | 3.38° |
| Closest distance between its orbit and Earth's (MOID) | 1.06 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Diana
- (21520) Dianaeheart
- (27537) Dianaweintraub
- (28890) Gabaldon
- (33034) Dianadamrau
- (50252) Dianahannikainen
- (155270) Dianawheeler
- (343743) Kjurkchieva
- (743062) Dianabesliu
All asteroids named after someone called Diana
Also discovered on 20 April 1998
- (9461) Cotingkeh
- (9463) Criscione
- (11706) Rijeka
- (11710) Nataliehale
- (12086) Joshualevine
- (12087) Tiffanylin
- (12088) Macalintal
- (12514) Schommer
- (12516) Karenyoung
- (12855) Tewksbury
- (16944) Wangler
- (17830) Andreajurgens