(29873) Bertachini Main-belt Asteroid
Discovered on 10 April 1999 by LONEOS at Anderson Mesa.
Antonio Bertachini Prado (b. 1962) is a Brazilian research scientist at the National Institute of Space Research, Brazil. He is known for his work on orbital mechanics with a focus on swing-by maneuvers around planets and minor bodies.Naming citation (WGSBN Bull. 3, #9, 14), IAU / Minor Planet Center, via NASA/JPL
Where Bertachini is today
Seen from above the solar system on 2026-10-14: Bertachini is 2.27 au from the Sun and 2.65 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 29873 |
| Provisional designation | 1999 GG9 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.00 km (#15,208 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.373 |
| Absolute magnitude (H) | 14.82 |
| Orbital period | 4.05 years |
| Semi-major axis | 2.54 au |
| Perihelion – aphelion | 2.26 – 2.82 au |
| Eccentricity | 0.110 |
| Inclination | 4.55° |
| Closest distance between its orbit and Earth's (MOID) | 1.28 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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All asteroids named after someone called Antonio
Also discovered on 10 April 1999
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