Near-Earth object / ID: 2112221
112221 is a near-Earth object of the AMO orbit class — Near-Earth asteroid orbits similar to that of 1221 Amor. Radar and photometric estimates put it between 2.1km - 4.7km across. It has been followed since 1995-07-01 across 1170 recorded observations. Its next approach to Earth is 2130-Aug-14 17:23, passing at 719.752 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
0.255 AU
Orbit uncertainty
0 / 9 (well determined)
Sentry monitoring
Not on the Sentry risk list
Orbital parameters
Next closest approach
Date
Relative velocity
13.30 km/s
Miss distance (lunar)
719.752 LD
Miss distance (km)
276,795,385 km
Physical characteristics
Perihelion
1.264 AU
Aphelion
3.279 AU
Orbital period
1250.4 days
Inclination
58.670°
Eccentricity
0.444
Semi-major axis
2.271 AU
Est. diameter (min–max)
2.1km - 4.7km
Log scale · 1m – 100km
Absolute magnitude
15.5 H
Orbit class
AMO
Observations used
1,170