(71480) Roberthatt Main-belt Asteroid
Discovered on 30 January 2000 by CSS at Catalina.
Robert Hatt (1902-1989) was Director of the Cranbrook Institute of Science in Bloomfield Hills, Michigan (1935-1967). A Fellow in the Zoological Society of London, the New York Zoological Society, and the American Museum of Natural History, his research on the mammals of the U.S. resulted in many scholarly publications.Naming citation (MPC batch dated 2014-09-09), IAU / Minor Planet Center, via NASA/JPL
Where Roberthatt is today
Seen from above the solar system on 2026-10-14: Roberthatt is 3.30 au from the Sun and 3.17 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 71480 |
| Provisional designation | 2000 BZ28 |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.26 km (#7,355 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0560 |
| Absolute magnitude (H) | 14.59 |
| Orbital period | 4.91 years |
| Semi-major axis | 2.89 au |
| Perihelion – aphelion | 2.46 – 3.31 au |
| Eccentricity | 0.147 |
| Inclination | 7.99° |
| Closest distance between its orbit and Earth's (MOID) | 1.48 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Robert
- (1955) McMath
- (3514) Hooke
- (3875) Staehle
- (4564) Clayton
- (4809) Robertball
- (5109) Robertmiller
- (5308) Hutchison
- (5477) Holmes
- (5585) Parks
- (5636) Jacobson
- (5739) Robertburns
- (5817) Robertfrazer
All asteroids named after someone called Robert
Also discovered on 30 January 2000
- (14275) Dianemurray
- (16199) Rozenblyum
- (17218) Stgeorge
- (23151) Georgehotz
- (24421) Djorgovski
- (25760) Annaspitz
- (26493) Paulsucala
- (26495) Eichorn
- (27320) Vellinga
- (28474) Bustamante
- (30004) Mikewilliams
- (31836) Poshedly