(658787) Alksnis Main-belt Asteroid
Discovered on 19 October 2017 by I. Egliti K. Äernis at Baldone.
Andrejs Alksnis (1928–2017) was a Latvian astronomer. He was an investigator of photometric properties of carbon and infrared stars, and the discoverer of 54 novae in the Andromeda Galaxy (M31). Andrejs was the long-term head of the Astrophysics Department of the Baldone Observatory.Naming citation (WGSBN Bull. 4, #8, 10), IAU / Minor Planet Center, via NASA/JPL
Where Alksnis is today
Seen from above the solar system on 2026-10-14: Alksnis is 3.44 au from the Sun and 4.11 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 658787 |
| Provisional designation | 2017 UM95 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 17.15 |
| Orbital period | 5.44 years |
| Semi-major axis | 3.09 au |
| Perihelion – aphelion | 2.46 – 3.73 au |
| Eccentricity | 0.205 |
| Inclination | 10.2° |
| Closest distance between its orbit and Earth's (MOID) | 1.48 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.