Near-Earth object / ID: 2138205
138205 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 2.6km - 5.7km across. It has been followed since 1983-04-13 across 2892 recorded observations. Its next approach to Earth is 2050-Aug-21 07:56, passing at 51.711 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
0.094 AU
Orbit uncertainty
0 / 9 (well determined)
Sentry monitoring
Not on the Sentry risk list
Orbital parameters
Next closest approach
Date
Relative velocity
9.44 km/s
Miss distance (lunar)
51.711 LD
Miss distance (km)
19,886,602 km
Physical characteristics
Perihelion
1.003 AU
Aphelion
4.166 AU
Orbital period
1517.8 days
Inclination
11.180°
Eccentricity
0.612
Semi-major axis
2.585 AU
Est. diameter (min–max)
2.6km - 5.7km
Log scale · 1m – 100km
Absolute magnitude
15.1 H
Orbit class
APO
Observations used
2,892