Near-Earth object / ID: 2171486
171486 is a near-Earth object of the APO orbit class — Near-Earth asteroid orbits which cross the Earth’s orbit similar to that of 1862 Apollo. Radar and photometric estimates put it between 553m - 1.2km across. It has been followed since 1996-06-23 across 342 recorded observations. Its next approach to Earth is 2056-Jan-11 09:46, passing at 66.007 LD. It is not classified as a potentially hazardous asteroid.
Data source: NASA NeoWs API
Visualization: mesh render
Hazard analysis
PHA status
Not hazardous
Min. orbit intersection
0.068 AU
Orbit uncertainty
0 / 9 (well determined)
Sentry monitoring
Not on the Sentry risk list
Orbital parameters
Next closest approach
Date
Relative velocity
15.74 km/s
Miss distance (lunar)
66.007 LD
Miss distance (km)
25,384,237 km
Physical characteristics
Perihelion
0.875 AU
Aphelion
2.713 AU
Orbital period
877.8 days
Inclination
6.088°
Eccentricity
0.512
Semi-major axis
1.794 AU
Est. diameter (min–max)
553m - 1.2km
Log scale · 1m – 100km
Absolute magnitude
18.4 H
Orbit class
APO
Observations used
342