(296446) Gregorstadler Main-belt Asteroid
Discovered on 24 April 2009 by R. Gierlinger at Gaisberg.
Gregor Stadler (b. 1986) is an Austrian mathematician and physicist and dedicated teacher at the Gymnasium Schärding. A committed supporter of the Sternwarte Gaisberg, he actively promotes astronomy education. The name commemorates his 40th birthday.Naming citation (WGSBN Bull. 6, #1, 10), IAU / Minor Planet Center, via NASA/JPL
Where Gregorstadler is today
Seen from above the solar system on 2026-10-14: Gregorstadler is 2.48 au from the Sun and 2.38 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 296446 |
| Provisional designation | 2009 HF58 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 17.24 |
| Orbital period | 3.78 years |
| Semi-major axis | 2.42 au |
| Perihelion – aphelion | 2.11 – 2.74 au |
| Eccentricity | 0.128 |
| Inclination | 6.62° |
| Closest distance between its orbit and Earth's (MOID) | 1.11 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.