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Discovery and designation
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| Discovered by | Bus, S. J. |
| Discovery site | Siding Spring |
| Discovery date | March 2, 1981 |
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Designations
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| MPC designation | 3122 |
| Named after | Florence Nightingale |
| Alternate name(s) | 1981 ET3 |
| Epoch May 14, 2008 | |
| Ap | 2.51612385398461 |
| Peri | 1.021149119350676 |
| Eccentricity | .4226348223344282 |
| Orbital period | 859.1248817846299 |
| Mean anomaly | 6.71563371933854 |
| Inclination | 22.16259093112606 |
| Longitude of ascending node | 336.1500700963949 |
| Argument of peri | 27.67066111755058 |
| Absolute magnitude (H) | 14.2 |
3122 Florence (1981 ET3) is an Amor asteroid discovered on March 2, 1981 by S. J. Bus at Siding Spring. It is classified as a near-Earth asteroid and a potentially hazardous asteroid.
On August 31st, 2017 it will approach within 0.047 U.A. from Earth (7 Million Kilometer) and will be as bright as an apparent magnitude of 8.8.
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