(24940) Sankichiyama Main-belt Asteroid
Discovered on 1 May 1997 by T. Okuni at Nanyo.
Sankichiyama mountain is located to the east of Kaminoyama, a hot-spring town in Yamagata prefecture. The mountain is loved by citizens as a hiking course.Naming citation (20110715/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Sankichiyama is today
Seen from above the solar system on 2026-10-14: Sankichiyama is 2.32 au from the Sun and 1.33 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 24940 |
| Provisional designation | 1997 JY4 |
| Orbit class | Main-belt Asteroid |
| Rotation period | 2.76 hours |
| Absolute magnitude (H) | 14.18 |
| Orbital period | 4.02 years |
| Semi-major axis | 2.53 au |
| Perihelion – aphelion | 2.16 – 2.89 au |
| Eccentricity | 0.145 |
| Inclination | 12.0° |
| Closest distance between its orbit and Earth's (MOID) | 1.19 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 1 May 1997
- (7904) Morrow
- (17702) Krystofharant
- (23685) Toaldo
- (24939) Chiminello
- (35346) Ivanoferri
- (42593) Antoniazzi
- (52570) Lauraco