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Discovery and designation
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| Discovered by | Cornelis Johannes van Houten, Ingrid van Houten-Groeneveld and Tom Gehrels |
| Discovery site | Palomar Observatory |
| Discovery date | September 29, 1973 |
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Designations
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| MPC designation | 7446 |
| Named after | Hadrian |
| Alternate name(s) | 2249 T-2 |
| Epoch May 14, 2008 | |
| Ap | 3.3777981 |
| Peri | 2.8579223 |
| Eccentricity | 0.0833706 |
| Orbital period | 2010.8671731 |
| Mean anomaly | 334.32207 |
| Inclination | 1.76961 |
| Longitude of ascending node | 177.42784 |
| Argument of peri | 327.44372 |
| Absolute magnitude (H) | 12.3 |
7446 Hadrianus (of the provisional designation 2249 T-2) is a main-belt asteroid discovered on September 29, 1973 by Cornelis Johannes van Houten, Ingrid van Houten-Groeneveld and Tom Gehrels at Palomar Observatory.
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