(4126) Mashu Outer Main-belt Asteroid
Discovered on 19 January 1988 by Endate, K., Watanabe, K. at Kitami.
Where Mashu is today
Seen from above the solar system on 2026-10-14: Mashu is 3.25 au from the Sun and 2.39 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4126 |
| Provisional designation | 1988 BU |
| Orbit class | Outer Main-belt Asteroid |
| Rotation period | 10.6 hours |
| Absolute magnitude (H) | 12.58 |
| Orbital period | 5.73 years |
| Semi-major axis | 3.20 au |
| Perihelion – aphelion | 2.75 – 3.66 au |
| Eccentricity | 0.142 |
| Inclination | 3.19° |
| Closest distance between its orbit and Earth's (MOID) | 1.76 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.