(22942) Alexacourtis Main-belt Asteroid
Discovered on 13 October 1999 by LINEAR at Socorro.
Alexandra Maria Courtis (b. 1990) is a finalist in the 2007 Intel Science Talent Search (STS), a science competition for high school seniors, for her chemistry project. She attends the Davis Senior High School, Davis, California.Naming citation (20070303/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Alexacourtis is today
Seen from above the solar system on 2026-10-14: Alexacourtis is 2.84 au from the Sun and 2.15 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 22942 |
| Provisional designation | 1999 TZ205 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.68 km (#13,506 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.226 |
| Absolute magnitude (H) | 14.62 |
| Orbital period | 4.47 years |
| Semi-major axis | 2.71 au |
| Perihelion – aphelion | 2.44 – 2.99 au |
| Eccentricity | 0.101 |
| Inclination | 4.17° |
| Closest distance between its orbit and Earth's (MOID) | 1.43 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Alexandra
- (3680) Sasha
- (14950) Alexandradelbo
- (17984) Ahantonioli
- (18812) Aliadler
- (19495) Terentyeva
- (23162) Alexcrook
- (23178) Ghaben
- (31627) Ulmera
- (34079) Samoylova
- (127955) Alexandraradu
- (333134) Alexandrahilbert
- (404016) Alexandralabenz
All asteroids named after someone called Alexandra
Also discovered on 13 October 1999
- (22914) Tsunanmachi
- (36187) Travisbarman
- (40764) Gerhardiser
- (60006) Holgermandel
- (121339) Otabekburkhonov
- (178534) Mosheelitzur