(19855) Borisalexeev Main-belt Asteroid
Discovered on 24 October 2000 by LINEAR at Socorro.
Boris Alexeev (b. 1987) is a finalist in the 2004 Intel Science Talent Search, a science competition for high school seniors, for his computer science project. He attends the Cedar Shoals High School, Athens, Georgia.Naming citation (20040415/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Borisalexeev is today
Seen from above the solar system on 2026-10-14: Borisalexeev is 2.93 au from the Sun and 2.10 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 19855 |
| Provisional designation | 2000 UE6 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.64 km (#11,359 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.188 |
| Absolute magnitude (H) | 14.54 |
| Orbital period | 5.16 years |
| Semi-major axis | 2.99 au |
| Perihelion – aphelion | 2.73 – 3.24 au |
| Eccentricity | 0.0846 |
| Inclination | 9.07° |
| Closest distance between its orbit and Earth's (MOID) | 1.73 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Boris
- (1954) Kukarkin
- (2126) Gerasimovich
- (5453) Zakharchenya
- (6284) Borisivanov
- (6811) Kashcheev
- (7278) Shtokolov
- (9145) Shustov
- (9148) Boriszaitsev
- (10424) Gaillard
- (10990) Okunev
- (11015) Romanenko
- (14346) Zhilyaev
All asteroids named after someone called Boris
Also discovered on 24 October 2000
- (19860) Anahtar
- (19861) Auster
- (20821) Balasridhar
- (20822) Lintingnien
- (20823) Liutingchun
- (20828) Linchen
- (20830) Luyajia
- (20831) Zhangyi
- (20832) Santhikodali
- (20834) Allihewlett
- (20835) Eliseadcock
- (20836) Marilytedja