| Discovery | |
|---|---|
| Discovered by | Mt. Lemmon Survey G. J. Leonard (unofficial credits) |
| Discovery site | Mount Lemmon Obs. |
| Discovery date | March 19, 2017 |
| Designations | |
| 2017 FZ2 | |
| NEO · Apollo[1][2] Earth crosser | |
| Orbital characteristics[2][3][4] | |
| Epoch September 4, 2017 (JD 2458000.5) | |
| Uncertainty parameter 3 | |
| Observation arc | 8 days |
| Aphelion | 1.2730773 AU (190.44965 Gm) |
| Perihelion | 0.741200 AU (110.8819 Gm) |
| 1.0071385 AU (150.66578 Gm) | |
| Eccentricity | 0.264054 |
| 1.01 yr (369.1749 d) | |
| 87.30597° | |
| 0° 58m 30.531s /day | |
| Inclination | 1.81167° |
| 185.86918° | |
| 100.32304° | |
| Earth MOID | 0.0014 AU · 0.5 LD |
| Physical characteristics | |
| Dimensions | 13–30 m[a][5] |
| 26.7[2] | |
2017 FZ2 (also written 2017 FZ2) is a micro-asteroid and near-Earth object of the Apollo group that was a quasi-satellite of the Earth until March 23, 2017.[6]
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