(9107) Narukospa Main-belt Asteroid
Discovered on 6 January 1997 by T. Kobayashi at Oizumi.
Naruko-onsen is a town famous for its hot springs, visited by tourists all year long. Narukokyo is a gorge, 100 meters deep and known for its beautiful autumn leaves. Onikobe geyser ejects hot water 20 meters into the air. The Naruko crater on Mars is also named for the town.Naming citation (20091004/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Narukospa is today
Seen from above the solar system on 2026-10-14: Narukospa is 2.45 au from the Sun and 3.43 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 9107 |
| Provisional designation | 1997 AE4 |
| Orbit class | Main-belt Asteroid |
| Diameter | 19.1 km (#2,341 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0255 |
| Absolute magnitude (H) | 13.19 |
| Orbital period | 4.85 years |
| Semi-major axis | 2.86 au |
| Perihelion – aphelion | 2.27 – 3.45 au |
| Eccentricity | 0.206 |
| Inclination | 6.81° |
| Closest distance between its orbit and Earth's (MOID) | 1.29 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 6 January 1997
- (7618) Gotoyukichi
- (8930) Kubota
- (8931) Hirokimatsuo
- (8932) Nagatomo
- (8933) Kurobe
- (17681) Tweedledum
- (18553) Kinkakuji
- (23638) Nagano