(15499) Cloyd Main-belt Asteroid
Discovered on 19 March 1999 by LONEOS at Anderson Mesa.
Marshall P. Cloyd (b. 1939), a businessman and philanthropist, has provided assistance to organizations in the U.S. and U.K. to preserve historical items and artifacts, and he has encouraged public exhibitions for naval, aeronautic and space programs. The name was suggested by E. K. Gibson and F. Vilas.Naming citation (20040928/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Cloyd is today
Seen from above the solar system on 2026-10-14: Cloyd is 3.27 au from the Sun and 3.76 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 15499 |
| Provisional designation | 1999 FY8 |
| Orbit class | Main-belt Asteroid |
| Diameter | 9.04 km (#5,734 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.260 |
| Rotation period | 6.88 hours |
| Absolute magnitude (H) | 13.07 |
| Orbital period | 5.21 years |
| Semi-major axis | 3.01 au |
| Perihelion – aphelion | 2.74 – 3.27 au |
| Eccentricity | 0.0888 |
| Inclination | 10.7° |
| Closest distance between its orbit and Earth's (MOID) | 1.78 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Marshall
All asteroids named after someone called Marshall
Also discovered on 19 March 1999
- (11203) Danielbetten
- (11206) Bibee
- (11409) Horkheimer
- (15500) Anantpatel
- (17030) Sierks
- (17039) Yeuseyenka
- (17040) Almeida
- (17041) Castagna
- (17042) Madiraju
- (17043) Santucci
- (17044) Mubdirahman
- (17046) Kenway