(27363) Alvanclark Main-belt Asteroid
Discovered on 1 March 2000 by CSS at Catalina.
Alvan Clark (1804-1887) was a noted American astronomer and telescope manufacturer. He is best known for the large refractor telescopes he built, culminating in the 40-inch at Yerkes Observatory, still the largest such telescope in the world.Naming citation (MPC batch dated 2013-10-18), IAU / Minor Planet Center, via NASA/JPL
Where Alvanclark is today
Seen from above the solar system on 2026-10-14: Alvanclark is 2.85 au from the Sun and 3.64 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 27363 |
| Provisional designation | 2000 EX3 |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.43 km (#7,181 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0970 |
| Rotation period | 12.8 hours |
| Absolute magnitude (H) | 14.16 |
| Orbital period | 4.55 years |
| Semi-major axis | 2.75 au |
| Perihelion – aphelion | 2.64 – 2.85 au |
| Eccentricity | 0.0388 |
| Inclination | 4.62° |
| Closest distance between its orbit and Earth's (MOID) | 1.63 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 1 March 2000
- (27425) Bakker
- (27426) Brettlawrie
- (30042) Schmude
- (45687) Pranverahyseni
- (45699) Maryalba
- (50719) Elizabethgriffin
- (53839) Scholkopf
- (60614) Tomshea
- (92300) Hagelin
- (97646) Karifigueroa