(22874) Haydeephelps Main-belt Asteroid
Discovered on 8 September 1999 by LINEAR at Socorro.
Haydee Phelps mentored a finalist in the 2006 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition. She teaches at the Summit Middle School, Boulder, Colorado.Naming citation (20061009/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Haydeephelps is today
Seen from above the solar system on 2026-10-14: Haydeephelps is 2.37 au from the Sun and 2.04 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 22874 |
| Provisional designation | 1999 RO197 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.53 |
| Orbital period | 3.43 years |
| Semi-major axis | 2.28 au |
| Perihelion – aphelion | 2.09 – 2.46 au |
| Eccentricity | 0.0799 |
| Inclination | 6.00° |
| Closest distance between its orbit and Earth's (MOID) | 1.11 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 8 September 1999
- (12580) Antonini
- (12581) Rovinj
- (13817) Genobechetti
- (16066) Richardbressler
- (16070) Charops
- (19629) Serra
- (19694) Dunkelman
- (19695) Billnye
- (20544) Kimhansell
- (20545) Karenhowell
- (20546) Michaelfruhauf
- (20547) Michimani