(12051) Picha Main-belt Asteroid
Discovered on 2 May 1997 by L. Sarounova at Ondrejov.
Jaroslav Pícha (1921-1998) was a Czech meteorologist and amateur astronomer. The observatory he built in Hradec Králové for the systematic monitoring of solar radiation and the ozone layer became one of the most respected in the world. The name was suggested by M. Lehký.Naming citation (20010309/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Picha is today
Seen from above the solar system on 2026-10-14: Picha is 2.58 au from the Sun and 1.60 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12051 |
| Provisional designation | 1997 JO |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.78 km (#7,896 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0800 |
| Rotation period | 4.00 hours |
| Absolute magnitude (H) | 14.47 |
| Orbital period | 3.50 years |
| Semi-major axis | 2.31 au |
| Perihelion – aphelion | 1.91 – 2.70 au |
| Eccentricity | 0.172 |
| Inclination | 9.37° |
| Closest distance between its orbit and Earth's (MOID) | 0.918 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Jaroslav
- (3069) Heyrovsky
- (6086) Vrchlicky
- (7896) Svejk
- (9102) Foglar
- (11475) Velinsky
- (27132) Jezek
- (60008) Jarda
- (82464) Jaroslavbocek
All asteroids named after someone called Jaroslav