Near-Earth object / ID: 2154555
154555 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 1.2km - 2.7km across. It has been followed since 2003-03-07 across 1892 recorded observations. Its next approach to Earth is 2035-Oct-09 10:37, passing at 54.253 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
0.116 AU
Orbit uncertainty
0 / 9 (well determined)
Sentry monitoring
Not on the Sentry risk list
Orbital parameters
Next closest approach
Date
Relative velocity
31.67 km/s
Miss distance (lunar)
54.253 LD
Miss distance (km)
20,864,004 km
Physical characteristics
Perihelion
0.497 AU
Aphelion
1.872 AU
Orbital period
470.9 days
Inclination
36.823°
Eccentricity
0.580
Semi-major axis
1.185 AU
Est. diameter (min–max)
1.2km - 2.7km
Log scale · 1m – 100km
Absolute magnitude
16.7 H
Orbit class
APO
Observations used
1,892