2026 RO39
Explore asteroids, comets and near-Earth objects with JPL orbital data.
Apollo
Observations: 27
Orbital Parameters
Semi-Major Axis
1.288 AU
Eccentricity
0.3592
Perihelion
0.825 AU
Aphelion
1.75065 AU
Inclination
3.43°
Orbital Period
— yr
Epoch
2461200.5
Mean Anomaly
330.52°
Orbit diagram
The Sun sits at the focus (orange). Earth's orbit is the grey circle at 1 AU. The red dot marks the object's position at the catalog epoch.
3D orbit (interactive)
Drag to rotate; scroll or pinch to zoom. The Sun is at the focus (orange), Earth's orbit is the grey ring at 1 AU, and the red dot marks the object's current position.
Close approaches
Predicted close approaches to Earth, from NASA's Center for Near-Earth Object Studies (CNEOS).
| Date (UTC) | Miss distance | Velocity |
|---|---|---|
| 2029-Apr-10 12:16 | 0.073038 AU 10926255 km |
12.58 km/s |
| 2059-Sep-19 19:59 | 0.000339 AU 50722 km |
12.40 km/s |
| 2062-Apr-15 12:22 | 0.038394 AU 5743673 km |
10.55 km/s |
Distances in astronomical units (AU) and kilometres. Source: NASA/JPL CNEOS Close Approach Data API.
Physical Parameters
Diameter
— km
Albedo
—
Density
— g/cm³
Rotation Period
— h
Absolute Magnitude
29.34
Orbit Quality
RMS
0.42826
Condition
6
Orbit ID
—
