(46277) Jeffhall Outer Main-belt Asteroid
Discovered on 15 May 2001 by LONEOS at Anderson Mesa.
Jeffrey C. Hall (b. 1964) is director of Lowell Observatory. He works on the observatory's Solar Stellar Spectrograph project for long-term monitoring of the Sun and solar-like stars, and is interested in the evolution and interaction of binary stars.Naming citation (20110615/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Jeffhall is today
Seen from above the solar system on 2026-10-14: Jeffhall is 2.88 au from the Sun and 1.90 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 46277 |
| Provisional designation | 2001 JH7 |
| Orbit class | Outer Main-belt Asteroid |
| Diameter | 8.39 km (#6,231 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0570 |
| Absolute magnitude (H) | 14.22 |
| Orbital period | 5.82 years |
| Semi-major axis | 3.24 au |
| Perihelion – aphelion | 2.85 – 3.63 au |
| Eccentricity | 0.120 |
| Inclination | 6.13° |
| Closest distance between its orbit and Earth's (MOID) | 1.84 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Jeffrey
- (7376) Jefftaylor
- (7657) Jefflarsen
- (9519) Jeffkeck
- (9564) Jeffwynn
- (11691) Easterwood
- (14576) Jefholley
- (15088) Licitra
- (19598) Luttrell
- (21507) Bhasin
- (22564) Jeffreyxing
- (22991) Jeffreyklus
- (23038) Jeffbaughman
All asteroids named after someone called Jeffrey