(22415) Humeivey Main-belt Asteroid
Discovered on 19 October 1995 by Spacewatch at Kitt Peak.
James Nairn Patterson Hume (1923–2013) and Donald Glenn Ivey (b. 1922) were physics educators, best known for their award-winning 1962 film Frames of Reference. Name suggested by R. and P. Jedicke.Naming citation (WGSBN Bull. 3, #12, 13), IAU / Minor Planet Center, via NASA/JPL
Where Humeivey is today
Seen from above the solar system on 2026-10-14: Humeivey is 2.66 au from the Sun and 1.73 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 22415 |
| Provisional designation | 1995 UB21 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.48 km (#16,294 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.344 |
| Absolute magnitude (H) | 14.78 |
| Orbital period | 3.85 years |
| Semi-major axis | 2.46 au |
| Perihelion – aphelion | 2.07 – 2.84 au |
| Eccentricity | 0.156 |
| Inclination | 7.62° |
| Closest distance between its orbit and Earth's (MOID) | 1.07 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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