Small-Body Profile

(2026 RP39)

Designation: 2026 RP39 | Estimated Size: 20.8 m

Physical Characteristics

Primary Designation2026 RP39
Full Name(2026 RP39)
Estimated Diameter20.8 m (about one and a half school buses)
Absolute Magnitude (H)26.165
Total Encounters in Catalog1
Keplerian Orbit View

Heliocentric Orbit Projection

View in Full Solar System Orrery →
1.0 AU 2.0 AU Venus (0.72 AU) Earth Mars (1.52 AU) Perihelion (1.00 AU) Aphelion (2.32 AU) Sun

True-scale heliocentric projection showing (2026 RP39) (blue ellipse) relative to Earth (cyan), Venus, and Mars orbits.

Orbital ClassificationAPO (Near-Earth Object)
Semi-Major Axis (a)1.660 AU
Eccentricity (e)0.399
Perihelion Distance (q)0.997 AU
Aphelion Distance (Q)2.320 AU
Orbital Period2.14 years
Orbital Inclination (i)3.7°
Potentially Hazardous AsteroidNo

Earth Close-Approach Timeline

Date (TDB)Nominal DistanceLunar DistancesVelocityInside Moon?Details
2026-Oct-03 12:03 2,340,000 km 6.08 LD 6.13866637275621 km/s No View Encounter