(12574) LONEOS Main-belt Asteroid
Discovered on 4 September 1999 by C. W. Juels at Fountain Hills.
LONEOS, the Lowell Observatory Near-Earth-Object Search, looks for and has discovered many minor planets and comets that approach Earth. The LONEOS 0.59-m ƒ/1.91 Schmidt telescope, which began full-time operations in March 1998, can survey the entire sky accessible from Anderson Mesa, Arizona, every month.Naming citation (20010109/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where LONEOS is today
Seen from above the solar system on 2026-10-14: LONEOS is 2.56 au from the Sun and 1.64 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12574 |
| Provisional designation | 1999 RT |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.40 km (#7,207 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.225 |
| Absolute magnitude (H) | 13.15 |
| Orbital period | 4.41 years |
| Semi-major axis | 2.69 au |
| Perihelion – aphelion | 2.46 – 2.92 au |
| Eccentricity | 0.0858 |
| Inclination | 11.0° |
| Closest distance between its orbit and Earth's (MOID) | 1.48 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Lowell
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- (8620) Lowkevrudolph
- (10709) Ottofranz
- (10730) White
- (12164) Lowellgreen
- (28052) Lowellputnam
- (129050) Lowellcogburn
All asteroids named after someone called Lowell
Also discovered on 4 September 1999
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- (20497) Marenka
- (20500) Avner
- (20607) Vernazza
- (21664) Konradzuse
- (21684) Alinafiocca
- (23990) Springsteen
- (40410) Prihoda
- (40457) Williamkuhn
- (59970) Morate
- (66479) Healy
- (70207) Davidunlap