(17511) 1992 QN
Apollo asteroid
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(17511) 1992 QN (provisional designation 1992 QN) is a small, bright Apollo asteroid discovered on 29 August 1992 by American astronomers Eleanor Helin and Jeff Alu at the Palomar Observatory, California, United States. It is a near-Earth asteroid whose orbit crosses that of Mars and Earth (a Mars and Earth-crossing asteroid). On 18 January 1996, it passed Earth at a distance of 0.158848 AU (23.763 million km), and on 12 July 2027, it will pass our planet again at a distance of 0.161858 AU (24.214 million km).[3] (17511) 1992 QN's orbit is similar to that of Apollo asteroid 2010 JG.[4]
Discoverydate29 August 1992
1992 QN
| Discovery[1] | |
|---|---|
| Discovered by | Eleanor Helin and Jeff Alu |
| Discovery site | Palomar Observatory |
| Discovery date | 29 August 1992 |
| Designations | |
| 1992 QN | |
| Apollo | |
| Orbital characteristics[2] | |
| Epoch 31 May 2020 (JD 2459000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 9656 days (26.44 yr) |
| Aphelion | 1.61699 AU (241.898 Gm) |
| Perihelion | 0.76297 AU (114.139 Gm) |
| 1.18998 AU (178.018 Gm) | |
| Eccentricity | 0.35884 |
| 1.3 yr (474.14 d) | |
Average orbital speed | 27.3 km/s |
| 235.804° | |
| 0° 45m 33.365s / day | |
| Inclination | 9.58265° |
| 355.924° | |
| 202.359° | |
| Earth MOID | 0.132266 AU (19.7867 Gm) |
| Physical characteristics | |
| 6 h (0.25 d) | |
| X | |
| 17.3 | |
