Near-Earth object / ID: 2005143
5143 Heracles 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 4.1km - 9.2km across. It has been followed since 1953-11-30 across 5443 recorded observations. Its next approach to Earth is 2029-May-18 20:40, passing at 23.054 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
0.058 AU
Orbit uncertainty
0 / 9 (well determined)
Sentry monitoring
Not on the Sentry risk list
Orbital parameters
Next closest approach
Date
Relative velocity
26.87 km/s
Miss distance (lunar)
23.054 LD
Miss distance (km)
8,866,003 km
Physical characteristics
Perihelion
0.420 AU
Aphelion
3.250 AU
Orbital period
907.7 days
Inclination
8.979°
Eccentricity
0.771
Semi-major axis
1.835 AU
Est. diameter (min–max)
4.1km - 9.2km
Log scale · 1m – 100km
Absolute magnitude
14.0 H
Orbit class
APO
Observations used
5,443