(6715) Sheldonmarks Main-belt Asteroid
Discovered on 22 August 1990 by Holt, H. E., Levy, D. H. at Palomar.
Sheldon Marks (b. 1956) is a world-renowned urologist and surgeon whose book Prostate and Cancer has helped thousands of men with serious prostate-gland problems. His surgery has saved and extended many lives. His eclectic interest in science includes assisting in the search for comets and asteroids.Naming citation (20010705/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Sheldonmarks is today
Seen from above the solar system on 2026-10-14: Sheldonmarks is 2.68 au from the Sun and 2.40 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 6715 |
| Provisional designation | 1990 QS1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 9.29 km (#5,545 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0740 |
| Absolute magnitude (H) | 13.9 |
| Orbital period | 4.36 years |
| Semi-major axis | 2.67 au |
| Perihelion – aphelion | 2.65 – 2.69 au |
| Eccentricity | 0.00658 |
| Inclination | 3.45° |
| Closest distance between its orbit and Earth's (MOID) | 1.64 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Sheldon
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