(18291) Wani Main-belt Asteroid
Discovered on 18 February 1977 by Kosai, H., Hurukawa, K. at Kiso.
Wani was a scholar who came to Japan from Korea in the second half of the 4th century. He brought ten volumes of The Analects of Confucius and one volume of the Thousand Character Classic to Japan.Naming citation (MPC batch dated 2017-10-05), IAU / Minor Planet Center, via NASA/JPL
Where Wani is today
Seen from above the solar system on 2026-10-14: Wani is 2.11 au from the Sun and 2.98 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 18291 |
| Provisional designation | 1977 DL4 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.60 km (#13,721 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.168 |
| Absolute magnitude (H) | 14.51 |
| Orbital period | 4.14 years |
| Semi-major axis | 2.58 au |
| Perihelion – aphelion | 1.99 – 3.17 au |
| Eccentricity | 0.228 |
| Inclination | 4.43° |
| Closest distance between its orbit and Earth's (MOID) | 0.989 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 18 February 1977
- (2330) Ontake
- (2924) Mitake-mura
- (2960) Ohtaki
- (3249) Musashino
- (3391) Sinon
- (3607) Naniwa
- (4186) Tamashima
- (4812) Hakuhou
- (4963) Kanroku
- (5017) Tenchi
- (5082) Nihonsyoki
- (7104) Manyousyu