(34414) MacLennan Main-belt Asteroid
Discovered on 5 September 2000 by LONEOS at Anderson Mesa.
Eric MacLennan (b. 1990) is a postdoctoral researcher in the Physics Department at the University of Helsinki. He studies the production, physical and chemical evolution, and mobilization of regolith using telescopic reflectance spectroscopy and thermal analysis.Naming citation (WGSBN Bull. 1, #2, 18), IAU / Minor Planet Center, via NASA/JPL
Where MacLennan is today
Seen from above the solar system on 2026-10-14: MacLennan is 2.88 au from the Sun and 3.12 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 34414 |
| Provisional designation | 2000 RQ103 |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.53 km (#8,209 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.377 |
| Rotation period | 27.9 hours |
| Absolute magnitude (H) | 12.99 |
| Orbital period | 5.41 years |
| Semi-major axis | 3.08 au |
| Perihelion – aphelion | 2.75 – 3.42 au |
| Eccentricity | 0.109 |
| Inclination | 14.8° |
| Closest distance between its orbit and Earth's (MOID) | 1.76 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Eric
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All asteroids named after someone called Eric
Also discovered on 5 September 2000
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