(6244) Okamoto Main-belt Asteroid
Discovered on 20 August 1990 by T. Seki at Geisei.
Named in honor of Hiroshi Okamoto (b. 1915), an entomologist and elementary-school teacher who inspired the discoverer with a love of the stars.Naming citation (19980610/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Okamoto is today
Seen from above the solar system on 2026-10-14: Okamoto is 2.26 au from the Sun and 2.87 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 6244 |
| Provisional designation | 1990 QF |
| Orbit class | Main-belt Asteroid |
| Rotation period | 2.90 hours |
| Absolute magnitude (H) | 13.75 |
| Orbital period | 3.17 years |
| Semi-major axis | 2.16 au |
| Perihelion – aphelion | 1.83 – 2.49 au |
| Eccentricity | 0.152 |
| Inclination | 5.39° |
| Closest distance between its orbit and Earth's (MOID) | 0.839 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Hiroshi
- (4965) Takeda
- (5379) Abehiroshi
- (5830) Simohiro
- (7250) Kinoshita
- (7254) Kuratani
- (7264) Hirohatanaka
- (8197) Mizunohiroshi
- (8543) Tsunemi
- (8707) Arakihiroshi
- (8891) Irokawa
- (8923) Yamakawa
- (9226) Arimahiroshi
All asteroids named after someone called Hiroshi
Also discovered on 20 August 1990
More named asteroids discovered by T. Seki
- (2396) Kochi
- (2571) Geisei
- (2582) Harimaya-Bashi
- (2621) Goto
- (2835) Ryoma
- (2880) Nihondaira
- (2961) Katsurahama
- (3150) Tosa
- (3182) Shimanto
- (3262) Miune
- (3431) Nakano
- (3785) Kitami
← (6243) Yoder · (6245) Ikufumi →