(16261) Iidemachi Main-belt Asteroid
Discovered on 4 May 2000 by T. Okuni at Nanyo.
Iidemachi town is situated in the southern part of Yamagata, Japan. It has a population of 7800 and is famous for its Lily Park.Naming citation (MPC batch dated 2014-07-12), IAU / Minor Planet Center, via NASA/JPL
Where Iidemachi is today
Seen from above the solar system on 2026-10-14: Iidemachi is 2.87 au from the Sun and 2.93 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 16261 |
| Provisional designation | 2000 JF18 |
| Orbit class | Main-belt Asteroid |
| Diameter | 8.30 km (#6,303 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.288 |
| Rotation period | 2.74 hours |
| Absolute magnitude (H) | 12.52 |
| Orbital period | 5.14 years |
| Semi-major axis | 2.98 au |
| Perihelion – aphelion | 2.83 – 3.12 au |
| Eccentricity | 0.0494 |
| Inclination | 10.1° |
| Closest distance between its orbit and Earth's (MOID) | 1.84 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.