(20308) Daohaili Main-belt Asteroid
Discovered on 31 March 1998 by LINEAR at Socorro.
Daohai Li (b. 1988) is a Chinese astronomer working at Beijing Normal University. He is a dynamicist who has made important contributions in the dynamics of asteroidal and TNO populations and their interplay with white-dwarf populations. Daohai has also done work on prograde and retrograde irregular Jovian satellites.Naming citation (WGSBN Bull. 6, #11, 13), IAU / Minor Planet Center, via NASA/JPL
Where Daohaili is today
Seen from above the solar system on 2026-10-14: Daohaili is 2.18 au from the Sun and 2.37 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 20308 |
| Provisional designation | 1998 FP109 |
| Orbit class | Main-belt Asteroid |
| Rotation period | 6.86 hours |
| Absolute magnitude (H) | 14.13 |
| Orbital period | 3.46 years |
| Semi-major axis | 2.29 au |
| Perihelion – aphelion | 2.11 – 2.47 au |
| Eccentricity | 0.0789 |
| Inclination | 7.26° |
| Closest distance between its orbit and Earth's (MOID) | 1.11 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 31 March 1998
- (9458) Beaumont
- (9459) Gracecai
- (11178) Emmajoy
- (11179) Ahmadperez
- (11180) Brentperlman
- (11697) Estrella
- (11698) Fichtelman
- (11701) Madeleineyang
- (11702) Mifischer
- (12506) Pariser
- (12508) Darcysloe
- (12509) Pathak