(27267) Wiberg Main-belt Asteroid
Discovered on 28 December 1999 by J. V. McClusky at Fair Oaks Ranch.
Kenneth B. Wiberg (b. 1927) has made many important contributions to the areas of spectroscopy, organic chemistry and computational chemistry while on the faculties of the University of Washington (1950-1962) and Yale University (since 1962).Naming citation (20040107/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Wiberg is today
Seen from above the solar system on 2026-10-14: Wiberg is 2.62 au from the Sun and 2.38 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 27267 |
| Provisional designation | 1999 YH7 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.55 km (#16,161 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.517 |
| Absolute magnitude (H) | 14.67 |
| Orbital period | 3.60 years |
| Semi-major axis | 2.35 au |
| Perihelion – aphelion | 2.07 – 2.62 au |
| Eccentricity | 0.116 |
| Inclination | 9.13° |
| Closest distance between its orbit and Earth's (MOID) | 1.10 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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