Near-Earth object / ID: 2163693
163693 Atira is a near-Earth object of the IEO orbit class — An asteroid orbit contained entirely within the orbit of the Earth - Interior Earth Object. Radar and photometric estimates put it between 1.4km - 3.1km across. It has been followed since 2003-02-12 across 1080 recorded observations. Its next approach to Earth is 2032-Oct-01 09:44, passing at 48.652 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
0.207 AU
Orbit uncertainty
0 / 9 (well determined)
Sentry monitoring
Not on the Sentry risk list
Orbital parameters
Next closest approach
Date
Relative velocity
20.20 km/s
Miss distance (lunar)
48.652 LD
Miss distance (km)
18,709,940 km
Physical characteristics
Perihelion
0.502 AU
Aphelion
0.980 AU
Orbital period
233.0 days
Inclination
25.619°
Eccentricity
0.322
Semi-major axis
0.741 AU
Est. diameter (min–max)
1.4km - 3.1km
Log scale · 1m – 100km
Absolute magnitude
16.4 H
Orbit class
IEO
Observations used
1,080