Near-Earth object / ID: 2138258
138258 is a near-Earth object of the ATE orbit class — Near-Earth asteroid orbits similar to that of 2062 Aten. Radar and photometric estimates put it between 425m - 951m across. It has been followed since 1998-03-29 across 244 recorded observations. Its next approach to Earth is 2027-Mar-18 07:16, passing at 125.404 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
0.072 AU
Orbit uncertainty
0 / 9 (well determined)
Sentry monitoring
Not on the Sentry risk list
Orbital parameters
Next closest approach
Date
Relative velocity
24.57 km/s
Miss distance (lunar)
125.404 LD
Miss distance (km)
48,226,782 km
Physical characteristics
Perihelion
0.397 AU
Aphelion
1.119 AU
Orbital period
240.9 days
Inclination
32.136°
Eccentricity
0.477
Semi-major axis
0.758 AU
Est. diameter (min–max)
425m - 951m
Log scale · 1m – 100km
Absolute magnitude
19.0 H
Orbit class
ATE
Observations used
244