(91429) Michelebianda Main-belt Asteroid
Discovered on 30 August 1999 by S. Sposetti at Gnosca.
Michele Bianda (b. 1956) studied physics at the Eidgenössische Technische Hochschule in Zürich. He is now the scientific director of the Istituto Ricerche Solari in Locarno.Naming citation (20070402/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Michelebianda is today
Seen from above the solar system on 2026-10-14: Michelebianda is 2.31 au from the Sun and 2.04 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 91429 |
| Provisional designation | 1999 QO2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.37 km (#14,294 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.187 |
| Rotation period | 2.85 hours |
| Absolute magnitude (H) | 14.94 |
| Orbital period | 4.54 years |
| Semi-major axis | 2.74 au |
| Perihelion – aphelion | 2.14 – 3.34 au |
| Eccentricity | 0.218 |
| Inclination | 10.6° |
| Closest distance between its orbit and Earth's (MOID) | 1.16 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Michele
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- (8454) Micheleferrero
- (10463) Bannister
- (10631) Koppes
- (15338) Dufault
- (21465) Michelepatt
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- (28251) Gerbaldi
- (35461) Mazzucato
- (52242) Michelemaoret
- (108702) Michelefoparri
- (185641) Judd
All asteroids named after someone called Michele