Near-Earth object / ID: 2144861
144861 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 2.3km - 5km across. It has been followed since 2002-03-12 across 750 recorded observations. Its next approach to Earth is 2060-Jul-23 06:07, passing at 40.918 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
0.357 AU
Orbit uncertainty
0 / 9 (well determined)
Sentry monitoring
Not on the Sentry risk list
Orbital parameters
Next closest approach
Date
Relative velocity
32.16 km/s
Miss distance (lunar)
40.918 LD
Miss distance (km)
15,735,818 km
Physical characteristics
Perihelion
0.629 AU
Aphelion
4.388 AU
Orbital period
1450.9 days
Inclination
39.431°
Eccentricity
0.749
Semi-major axis
2.508 AU
Est. diameter (min–max)
2.3km - 5km
Log scale · 1m – 100km
Absolute magnitude
15.4 H
Orbit class
APO
Observations used
750