(210874) Perijohnson Main-belt Asteroid
Discovered on 12 September 2001 by M. W. Buie at Kitt Peak.
Perianne E. Johnson (b. 1994) is an American planetary scientist. She contributed to the intersection of geology and atmospheres in understanding Pluto's evolution and served as a science team graduate student researcher on NASA's New Horizons mission to Pluto and the Kuiper Belt.Naming citation (WGSBN Bull. 4, #4, 10), IAU / Minor Planet Center, via NASA/JPL
Where Perijohnson is today
Seen from above the solar system on 2026-10-14: Perijohnson is 3.43 au from the Sun and 4.19 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 210874 |
| Provisional designation | 2001 RH155 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.11 |
| Orbital period | 5.49 years |
| Semi-major axis | 3.11 au |
| Perihelion – aphelion | 2.67 – 3.56 au |
| Eccentricity | 0.144 |
| Inclination | 3.32° |
| Closest distance between its orbit and Earth's (MOID) | 1.68 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 12 September 2001
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- (34780) Nikhillohe
- (34788) Samuellossef
- (55212) Yukitoayatsuji
- (55222) Makotoshinkai
- (55223) Akiraifukube
- (63862) Amyledbetter
- (109712) Giger
- (155997) Robertaciani