Near-Earth object / ID: 2002212
2212 Hephaistos 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 5.4km - 12.1km across. It has been followed since 1978-09-27 across 5710 recorded observations. Its next approach to Earth is 2029-Jun-20 04:22, passing at 35.789 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
0.112 AU
Orbit uncertainty
0 / 9 (well determined)
Sentry monitoring
Not on the Sentry risk list
Orbital parameters
Next closest approach
Date
Relative velocity
29.59 km/s
Miss distance (lunar)
35.789 LD
Miss distance (km)
13,763,240 km
Physical characteristics
Perihelion
0.358 AU
Aphelion
3.976 AU
Orbital period
1165.5 days
Inclination
11.201°
Eccentricity
0.835
Semi-major axis
2.167 AU
Est. diameter (min–max)
5.4km - 12.1km
Log scale · 1m – 100km
Absolute magnitude
13.4 H
Orbit class
APO
Observations used
5,710