(27531) Sweaton Main-belt Asteroid
Discovered on 26 April 2000 by LONEOS at Anderson Mesa.
Mike Sweaton (b. 1957) is the Electrical Engineer for Lowell Observatory. He has ensured the continued successful operation of the Lowell Discovery Telescope (LDT). He has also made many performance improvements to the LDT and assisted with night time operations.Naming citation (WGSBN Bull. 1, #4, 7), IAU / Minor Planet Center, via NASA/JPL
Where Sweaton is today
Seen from above the solar system on 2026-10-14: Sweaton is 3.12 au from the Sun and 4.11 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 27531 |
| Provisional designation | 2000 HH66 |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.63 km (#8,077 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.231 |
| Absolute magnitude (H) | 13.47 |
| Orbital period | 5.41 years |
| Semi-major axis | 3.08 au |
| Perihelion – aphelion | 2.83 – 3.34 au |
| Eccentricity | 0.0825 |
| Inclination | 9.48° |
| Closest distance between its orbit and Earth's (MOID) | 1.86 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Mike
- (9938) Kretlow
- (10789) Mikeread
- (12128) Palermiti
- (12666) Mikeauldridge
- (13745) Mikecosta
- (14065) Flegel
- (14428) Lazaridis
- (20020) Mipach
- (27336) Mikequinn
- (27400) Mikewong
- (28682) Newhams
- (30004) Mikewilliams
All asteroids named after someone called Mike
Also discovered on 26 April 2000
- (15632) Magee-Sauer
- (16250) Delbo
- (16255) Hampton
- (17257) Strazzulla
- (25867) DeMuth
- (27514) Markov
- (27529) Rhiannonmayne
- (27530) Daveshuck
- (27532) Buchwald-Wright
- (27533) Johnbrucato
- (28794) Crowley
- (28795) Alexelbert