Near-Earth object / ID: 2154988
154988 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 558m - 1.2km across. It has been followed since 1998-01-26 across 396 recorded observations. Its next approach to Earth is 2028-Dec-07 23:37, passing at 84.391 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
0.152 AU
Orbit uncertainty
0 / 9 (well determined)
Sentry monitoring
Not on the Sentry risk list
Orbital parameters
Next closest approach
Date
Relative velocity
27.00 km/s
Miss distance (lunar)
84.391 LD
Miss distance (km)
32,454,381 km
Physical characteristics
Perihelion
0.481 AU
Aphelion
2.530 AU
Orbital period
674.7 days
Inclination
9.821°
Eccentricity
0.680
Semi-major axis
1.505 AU
Est. diameter (min–max)
558m - 1.2km
Log scale · 1m – 100km
Absolute magnitude
18.4 H
Orbit class
APO
Observations used
396