Small-Body Profile

(2026 RR51)

Designation: 2026 RR51 | Estimated Size: 41.4 m

Physical Characteristics

Primary Designation2026 RR51
Full Name(2026 RR51)
Estimated Diameter41.4 m (about 3 school buses)
Absolute Magnitude (H)24.665
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 (1.05 AU) Aphelion (2.63 AU) Sun

True-scale heliocentric projection showing (2026 RR51) (blue ellipse) relative to Earth (cyan), Venus, and Mars orbits.

Orbital ClassificationAMO (Near-Earth Object)
Semi-Major Axis (a)1.840 AU
Eccentricity (e)0.428
Perihelion Distance (q)1.050 AU
Aphelion Distance (Q)2.630 AU
Orbital Period2.50 years
Orbital Inclination (i)10.2°
Potentially Hazardous AsteroidNo

Earth Close-Approach Timeline

Date (TDB)Nominal DistanceLunar DistancesVelocityInside Moon?Details
2026-Oct-09 12:08 10,300,000 km 26.7 LD 7.40564809313225 km/s No View Encounter