Near-Earth object / ID: 2004688
4688 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 320m - 715m across. It has been followed since 1980-11-29 across 332 recorded observations. Its next approach to Earth is 2031-Jan-29 00:31, passing at 156.322 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
0.108 AU
Orbit uncertainty
0 / 9 (well determined)
Sentry monitoring
Not on the Sentry risk list
Orbital parameters
Next closest approach
Date
Relative velocity
15.03 km/s
Miss distance (lunar)
156.322 LD
Miss distance (km)
60,116,789 km
Physical characteristics
Perihelion
1.077 AU
Aphelion
3.389 AU
Orbital period
1218.9 days
Inclination
6.374°
Eccentricity
0.518
Semi-major axis
2.233 AU
Est. diameter (min–max)
320m - 715m
Log scale · 1m – 100km
Absolute magnitude
19.6 H
Orbit class
AMO
Observations used
332