(16813) Ronmastaler Main-belt Asteroid
Discovered on 23 October 1997 by Spacewatch at Kitt Peak.
Ronald A. Mastaler (b. 1955) is an atmospheric scientist and a fluent translator and interpreter of the Russian language. With the Spacewatch project since 2013, he has been a prolific asteroid astrometrist.Naming citation (MPC batch dated 2019-12-12), IAU / Minor Planet Center, via NASA/JPL
Where Ronmastaler is today
Seen from above the solar system on 2026-10-14: Ronmastaler is 2.45 au from the Sun and 1.48 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 16813 |
| Provisional designation | 1997 UT6 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.94 km (#15,361 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.400 |
| Rotation period | 8.29 hours |
| Absolute magnitude (H) | 14.48 |
| Orbital period | 3.23 years |
| Semi-major axis | 2.18 au |
| Perihelion – aphelion | 1.89 – 2.47 au |
| Eccentricity | 0.133 |
| Inclination | 3.08° |
| Closest distance between its orbit and Earth's (MOID) | 0.893 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Ronald
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All asteroids named after someone called Ronald