(541222) Ianbaker Main-belt Asteroid
Discovered on 2 December 2005 by Wasserman, L. H., Millis, R. L. at Kitt Peak.
Ian Baker (b. 1947) is an expert in solid-state imaging who has been a significant contributor to the development of CCD and infrared imaging technologies for over 50 years. His leadership in the development of HgCdTe electron-avalanche photodiodes has enabled a new generation of astronomical instrumentation.Naming citation (WGSBN Bull. 5, #9, 21), IAU / Minor Planet Center, via NASA/JPL
Where Ianbaker is today
Seen from above the solar system on 2026-10-14: Ianbaker is 2.94 au from the Sun and 3.45 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 541222 |
| Provisional designation | 2011 CB17 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.27 |
| Orbital period | 5.26 years |
| Semi-major axis | 3.03 au |
| Perihelion – aphelion | 2.82 – 3.23 au |
| Eccentricity | 0.0687 |
| Inclination | 10.5° |
| Closest distance between its orbit and Earth's (MOID) | 1.85 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Ian
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- (23158) Bouligny
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All asteroids named after someone called Ian