(10474) Pecina Main-belt Asteroid
Discovered on 3 March 1981 by S. J. Bus at Siding Spring.
Petr Pecina (b. 1950) is a retired astronomer from the Czech Academy of Sciences known for studies of meteoroid interaction with planetary atmospheres, including analytical solutions for meteoroid deceleration and ablation.Naming citation (MPC batch dated 2017-03-12), IAU / Minor Planet Center, via NASA/JPL
Where Pecina is today
Seen from above the solar system on 2026-10-14: Pecina is 2.84 au from the Sun and 3.71 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 10474 |
| Provisional designation | 1981 EJ23 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.53 km (#13,889 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.297 |
| Absolute magnitude (H) | 14.59 |
| Orbital period | 4.48 years |
| Semi-major axis | 2.72 au |
| Perihelion – aphelion | 2.55 – 2.89 au |
| Eccentricity | 0.0620 |
| Inclination | 4.06° |
| Closest distance between its orbit and Earth's (MOID) | 1.57 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Petr
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- (25613) Bubenicek
- (26973) Lala
- (36035) Petrvok
- (50413) Petrginz
- (55874) Brlka
All asteroids named after someone called Petr
Also discovered on 3 March 1981
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- (3891) Werner
- (6203) Lyubamoroz
- (7219) Satterwhite
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- (9527) Sherrypervan
- (10276) Matney
- (10698) Singer
- (11462) Hsingwenlin
- (11467) Simonporter
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- (52242) Michelemaoret