(263844) Johnfarrell Main-belt Asteroid
Discovered on 21 January 2009 by J. Hobart at Kachina.
John A. Farrell (b. 1935) is an American physicist, a comet and variable-star observer, and a member of the Las Cumbres Observatory Global Telescope Network board of directors and Science Advisory Group. John provided crucial, high-quality positions needed for the numbering of this minor planet.Naming citation (20110517/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Johnfarrell is today
Seen from above the solar system on 2026-10-14: Johnfarrell is 2.74 au from the Sun and 2.29 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 263844 |
| Provisional designation | 2009 BV7 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.26 km (#14,572 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0420 |
| Absolute magnitude (H) | 16.63 |
| Orbital period | 4.55 years |
| Semi-major axis | 2.74 au |
| Perihelion – aphelion | 2.42 – 3.07 au |
| Eccentricity | 0.120 |
| Inclination | 8.81° |
| Closest distance between its orbit and Earth's (MOID) | 1.42 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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