(9719) Yakage Main-belt Asteroid
Discovered on 18 February 1977 by Kosai, H., Hurukawa, K. at Kiso.
With the neighboring town of Kamogata, the town of Yakage borders the Okayama Astrophysical Observatory, National Astronomical Observatory of Japan.Naming citation (20030106/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Yakage is today
Seen from above the solar system on 2026-10-14: Yakage is 2.70 au from the Sun and 2.16 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 9719 |
| Provisional designation | 1977 DF2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 13.2 km (#3,651 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0470 |
| Absolute magnitude (H) | 13.51 |
| Orbital period | 4.60 years |
| Semi-major axis | 2.76 au |
| Perihelion – aphelion | 2.64 – 2.88 au |
| Eccentricity | 0.0435 |
| Inclination | 5.08° |
| Closest distance between its orbit and Earth's (MOID) | 1.66 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