(46689) Hakuryuko Main-belt Asteroid
Discovered on 13 January 1997 by T. Okuni at Nanyo.
Hakuryuko is the name of the marsh located in the northeastern part of Akayu hot spring, Nanyo city, Yamagata. The natural marsh became part of the prefectural nature park in 1961.Naming citation (20121029/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Hakuryuko is today
Seen from above the solar system on 2026-10-14: Hakuryuko is 2.44 au from the Sun and 2.14 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 46689 |
| Provisional designation | 1997 AL19 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.17 |
| Orbital period | 3.49 years |
| Semi-major axis | 2.30 au |
| Perihelion – aphelion | 2.13 – 2.46 au |
| Eccentricity | 0.0715 |
| Inclination | 6.18° |
| Closest distance between its orbit and Earth's (MOID) | 1.15 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 13 January 1997
- (8937) Gassan
- (9110) Choukai
- (18551) Bovet
- (23644) Yamaneko
- (29419) Mladkova
- (69496) Zaoryuzan
- (79353) Andrewalday
- (162059) Meszaros