(6695) Barrettduff Main-belt Asteroid
Discovered on 1 August 1986 by E. F. Helin at Palomar.
Barrett Duff (b. 1923) coordinated the formation of the nonprofit, educational outreach organization Telescopes in Education (TIE) Foundation. His efforts were critical to the successful development of the TIE Foundation.Naming citation (20021120/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Barrettduff is today
Seen from above the solar system on 2026-10-14: Barrettduff is 3.02 au from the Sun and 4.00 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 6695 |
| Provisional designation | 1986 PD1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.08 km (#10,468 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.189 |
| Absolute magnitude (H) | 14.56 |
| Orbital period | 4.21 years |
| Semi-major axis | 2.61 au |
| Perihelion – aphelion | 2.07 – 3.14 au |
| Eccentricity | 0.205 |
| Inclination | 15.8° |
| Closest distance between its orbit and Earth's (MOID) | 1.15 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.