(144362) Swantner Main-belt Asteroid
Discovered on 26 February 2004 by D. S. Dixon at Las Cruces.
William H. Swantner (b. 1943) obtained his doctorate from the James C. Wyant Collage of Optical Sciences University of Arizona in 1978. He was a valued adviser to the construction of the optical imaging system used for minor-planet imagery at Las Cruces Observatory.Naming citation (WGSBN Bull. 5, #17, 6), IAU / Minor Planet Center, via NASA/JPL
Where Swantner is today
Seen from above the solar system on 2026-10-14: Swantner is 3.04 au from the Sun and 4.01 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 144362 |
| Provisional designation | 2004 DG45 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.37 km (#11,900 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0580 |
| Absolute magnitude (H) | 15.52 |
| Orbital period | 5.52 years |
| Semi-major axis | 3.13 au |
| Perihelion – aphelion | 3.04 – 3.21 au |
| Eccentricity | 0.0272 |
| Inclination | 16.8° |
| Closest distance between its orbit and Earth's (MOID) | 2.05 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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