(357106) Pacholka Main-belt Asteroid
Discovered on 10 October 2001 by NEAT at Palomar.
Wally Pacholka (b. 1949) is a Canadian-American photographer specializing in nightscape images. He is a winner of Picture of the Year for Time and Life magazines end-of-year photography editions. Almost 50 of his photos have been selected by NASA as the Astronomy Picture of the Day.Naming citation (WGSBN Bull. 3, #11, 14), IAU / Minor Planet Center, via NASA/JPL
Where Pacholka is today
Seen from above the solar system on 2026-10-14: Pacholka is 2.61 au from the Sun and 3.49 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 357106 |
| Provisional designation | 2001 TW257 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.45 |
| Orbital period | 4.61 years |
| Semi-major axis | 2.77 au |
| Perihelion – aphelion | 2.59 – 2.95 au |
| Eccentricity | 0.0647 |
| Inclination | 10.1° |
| Closest distance between its orbit and Earth's (MOID) | 1.60 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.