(12636) Padrielli Main-belt Asteroid
Discovered on 13 May 1971 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar.
Italian radio-astronomer Lucia Padrielli (1943–2003) was closely involved in the “northern cross” radio telescope and in VLBI observations. During her career she participated actively in Italian research policy, and she was president of IAU Commission 40 (Radio Astronomy).Naming citation (WGSBN Bull. 4, #9, 7), IAU / Minor Planet Center, via NASA/JPL
Where Padrielli is today
Seen from above the solar system on 2026-10-14: Padrielli is 3.19 au from the Sun and 3.10 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12636 |
| Provisional designation | 4854 T-1 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 13.36 |
| Orbital period | 5.19 years |
| Semi-major axis | 3.00 au |
| Perihelion – aphelion | 2.78 – 3.21 au |
| Eccentricity | 0.0719 |
| Inclination | 10.7° |
| Closest distance between its orbit and Earth's (MOID) | 1.79 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Lucia
All asteroids named after someone called Lucia
Also discovered on 13 May 1971
- (5982) Polykletus
- (8438) Marila
- (8967) Calandra
- (9136) Lalande
- (10969) Perryman
- (11431) Karelbosscha
- (20936) Nemrut Dagi