Near-Earth object / ID: 2144922
144922 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 897m - 2km across. It has been followed since 1977-03-15 across 805 recorded observations. Its last recorded approach to Earth was 1988-Feb-27 11:23. 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
0.261 AU
Orbit uncertainty
0 / 9 (well determined)
Sentry monitoring
Not on the Sentry risk list
Orbital parameters
Last recorded approach
Date
Relative velocity
1.71 km/s
Miss distance (lunar)
773.722 LD
Miss distance (km)
297,550,685 km
Physical characteristics
Perihelion
1.254 AU
Aphelion
3.012 AU
Orbital period
1138.0 days
Inclination
8.231°
Eccentricity
0.412
Semi-major axis
2.133 AU
Est. diameter (min–max)
897m - 2km
Log scale · 1m – 100km
Absolute magnitude
17.4 H
Orbit class
AMO
Observations used
805