(31957) Braunstein Main-belt Asteroid
Discovered on 7 April 2000 by LINEAR at Socorro.
Simone Braunstein (b. 1997) was awarded second place in the 2015 Intel International Science and Engineering Fair for her robotics and intelligent machines project. She attends the Dalton School, New York, New York, U.S.A.Naming citation (MPC batch dated 2015-11-25), IAU / Minor Planet Center, via NASA/JPL
Where Braunstein is today
Seen from above the solar system on 2026-10-14: Braunstein is 2.31 au from the Sun and 2.74 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 31957 |
| Provisional designation | 2000 GP133 |
| Orbit class | Main-belt Asteroid |
| Diameter | 1.66 km (#17,293 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.641 |
| Absolute magnitude (H) | 15.39 |
| Orbital period | 3.40 years |
| Semi-major axis | 2.26 au |
| Perihelion – aphelion | 1.96 – 2.56 au |
| Eccentricity | 0.133 |
| Inclination | 5.65° |
| Closest distance between its orbit and Earth's (MOID) | 0.962 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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