(7139) Tsubokawa Main-belt Asteroid
Discovered on 14 February 1994 by Niijima, T., Urata, T. at Ojima.
Where Tsubokawa is today
Seen from above the solar system on 2026-10-14: Tsubokawa is 2.97 au from the Sun and 3.75 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 7139 |
| Provisional designation | 1994 CV2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 8.77 km (#5,945 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.210 |
| Rotation period | 2.76 hours |
| Absolute magnitude (H) | 12.9 |
| Orbital period | 5.19 years |
| Semi-major axis | 3.00 au |
| Perihelion – aphelion | 2.93 – 3.06 au |
| Eccentricity | 0.0213 |
| Inclination | 9.78° |
| Closest distance between its orbit and Earth's (MOID) | 1.94 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
More named asteroids discovered by Niijima, T., Urata, T.
- (3565) Ojima
- (3585) Goshirakawa
- (3686) Antoku
- (4375) Kiyomori
- (4376) Shigemori
- (4377) Koremori
- (4402) Tsunemori
- (4574) Yoshinaka
- (4767) Sutoku
- (4896) Tomoegozen
- (5578) Takakura
- (5830) Simohiro
← (7137) Ageo · (7140) Osaki →