Near-Earth object / ID: 2171819
171819 is a near-Earth object of the AMO orbit class — Near-Earth asteroid orbits similar to that of 1221 Amor. Radar and photometric estimates put it between 560m - 1.3km across. It has been followed since 2001-03-15 across 1040 recorded observations. Its next approach to Earth is 2078-Feb-23 07:22, passing at 10.199 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
0.280 AU
Orbit uncertainty
0 / 9 (well determined)
Sentry monitoring
Not on the Sentry risk list
Orbital parameters
Next closest approach
Date
Relative velocity
3.90 km/s
Miss distance (lunar)
10.199 LD
Miss distance (km)
3,922,342 km
Physical characteristics
Perihelion
1.247 AU
Aphelion
1.745 AU
Orbital period
668.3 days
Inclination
9.949°
Eccentricity
0.167
Semi-major axis
1.496 AU
Est. diameter (min–max)
560m - 1.3km
Log scale · 1m – 100km
Absolute magnitude
18.4 H
Orbit class
AMO
Observations used
1,040