(22869) Brianmcfar Main-belt Asteroid
Discovered on 10 September 1999 by LINEAR at Socorro.
Brian McFarland mentored a finalist in the 2006 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition. He teaches at the H.B. DuPont Middle School, Hockessin, Delaware.Naming citation (20061009/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Brianmcfar is today
Seen from above the solar system on 2026-10-14: Brianmcfar is 2.56 au from the Sun and 3.24 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 22869 |
| Provisional designation | 1999 RP190 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.45 |
| Orbital period | 4.28 years |
| Semi-major axis | 2.64 au |
| Perihelion – aphelion | 2.14 – 3.14 au |
| Eccentricity | 0.190 |
| Inclination | 4.45° |
| Closest distance between its orbit and Earth's (MOID) | 1.15 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Brian
- (4575) Broman
- (7476) Ogilsbie
- (8262) Carcich
- (8734) Warner
- (10059) McCullough
- (10066) Pihack
- (11371) Camley
- (11374) Briantaylor
- (11723) Briankennedy
- (12562) Briangrazer
- (12592) Brianchen
- (12926) Brianmason
All asteroids named after someone called Brian
Also discovered on 10 September 1999
- (13395) Deconihout
- (20512) Rothenberg
- (20513) Lazio
- (24000) Patrickdufour
- (25340) Segoves
- (38269) Gueymard
- (40436) Sylviecoyaud
- (59830) Reynek
- (66480) Riese
- (74625) Tieproject
- (96765) Poznanuni
More named asteroids discovered by LINEAR
- (7904) Morrow
- (8744) Cilla
- (8745) Delaney
- (8954) Baral
- (9126) Samcoulson
- (9243) Alag
- (9454) Ardeishar
- (9458) Beaumont
- (9459) Gracecai
- (9461) Cotingkeh
- (9463) Criscione
- (9465) Fergusonsam
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