(12276) IJzer Main-belt Asteroid
Discovered on 18 November 1990 by E. W. Elst at La Silla.
The IJzer is a river in Flanders. With its source in Northern France and a total length of 78 km, it flows gently through France and West Flanders, finding its way to the North sea near the city of Nieuwpoort.Naming citation (MPC batch dated 2014-03-16), IAU / Minor Planet Center, via NASA/JPL
Where IJzer is today
Seen from above the solar system on 2026-10-14: IJzer is 2.67 au from the Sun and 3.01 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12276 |
| Provisional designation | 1990 WW1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.88 km (#9,108 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.223 |
| Absolute magnitude (H) | 13.67 |
| Orbital period | 4.40 years |
| Semi-major axis | 2.69 au |
| Perihelion – aphelion | 2.30 – 3.07 au |
| Eccentricity | 0.142 |
| Inclination | 7.03° |
| Closest distance between its orbit and Earth's (MOID) | 1.31 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 18 November 1990
- (5649) Donnashirley
- (6318) Cronkite
- (9588) Quesnay
- (10093) Diesel
- (10325) Bexa
- (11511) Billknopf
- (14876) Dampier
- (15268) Wendelinefroger
- (15735) Andakerkhoven
- (19998) Binoche
- (23477) Wallenstadt
- (29193) Dolphyn