(2151) Hadwiger Main-belt Asteroid
Discovered on 3 November 1977 by P. Wild at Zimmerwald.
Where Hadwiger is today
Seen from above the solar system on 2026-10-14: Hadwiger is 2.60 au from the Sun and 1.66 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 2151 |
| Provisional designation | 1977 VX |
| Orbit class | Main-belt Asteroid |
| Diameter | 13.8 km (#3,455 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.446 |
| Rotation period | 5.87 hours |
| Spectral type | CSU |
| Absolute magnitude (H) | 11.09 |
| Orbital period | 4.10 years |
| Semi-major axis | 2.56 au |
| Perihelion – aphelion | 2.42 – 2.70 au |
| Eccentricity | 0.0546 |
| Inclination | 15.5° |
| Closest distance between its orbit and Earth's (MOID) | 1.50 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.