Near-Earth object / ID: 2173664
173664 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 297m - 664m across. It has been followed since 2001-05-15 across 287 recorded observations. Its next approach to Earth is 2031-Aug-09 10:08, passing at 66.412 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
0.109 AU
Orbit uncertainty
0 / 9 (well determined)
Sentry monitoring
Not on the Sentry risk list
Orbital parameters
Next closest approach
Date
Relative velocity
5.05 km/s
Miss distance (lunar)
66.412 LD
Miss distance (km)
25,540,200 km
Physical characteristics
Perihelion
1.109 AU
Aphelion
1.925 AU
Orbital period
682.7 days
Inclination
4.015°
Eccentricity
0.269
Semi-major axis
1.517 AU
Est. diameter (min–max)
297m - 664m
Log scale · 1m – 100km
Absolute magnitude
19.8 H
Orbit class
AMO
Observations used
287