19617 Duhamel
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Discovery and designation
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| Discovered by | P. G. Comba |
| Discovery site | Prescott |
| Discovery date | August 8, 1999 |
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Designations
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| MPC designation | 19617 |
| Alternative names[1] | 1999 PH1 |
| Epoch May 14, 2008 | |
| Ap | 3.6851545 |
| Peri | 2.7361947 |
| Eccentricity | 0.1477820 |
| Orbital period | 2101.3232383 |
| Mean anomaly | 103.15042 |
| Inclination | 1.88005 |
| Longitude of ascending node | 138.64425 |
| Argument of peri | 293.59395 |
| Absolute magnitude | 14.0 |
19617 Duhamel (1999 PH1) is a Outer Main-belt Asteroid discovered on August 8, 1999 by P. G. Comba at Prescott.

