(11900) Spinoy Main-belt Asteroid
Discovered on 6 June 1991 by E. W. Elst at La Silla.
Constant Spinoy (1924-1997) was a famous Belgian artist and engraver who specialised in the design of postage stamps, of which he engraved more than 100. These include Vielsalm, Towers of Ghent and Double astrograph at the Royal Observatory of Uccle. In 1977 he was honored with the Prize of Europe for his Jeugdfilatelie.Naming citation (20010509/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Spinoy is today
Seen from above the solar system on 2026-10-14: Spinoy is 2.64 au from the Sun and 2.53 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 11900 |
| Provisional designation | 1991 LV2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.89 km (#15,485 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.307 |
| Rotation period | 4.37 hours |
| Absolute magnitude (H) | 15.05 |
| Orbital period | 3.74 years |
| Semi-major axis | 2.41 au |
| Perihelion – aphelion | 1.96 – 2.86 au |
| Eccentricity | 0.188 |
| Inclination | 3.40° |
| Closest distance between its orbit and Earth's (MOID) | 0.946 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Constant
All asteroids named after someone called Constant
Also discovered on 6 June 1991
- (5337) Aoki
- (8856) Celastrus
- (9340) Williamholden
- (11056) Volland
- (12291) Gohnaumann
- (12292) Dalton
- (12718) Le Gentil
- (12719) Pingre
- (13523) Vanhassel
- (15742) Laurabassi
- (21064) Yangliwei
- (85185) Lederman