Small-Body Profile

(2026 RE51)

Designation: 2026 RE51 | Estimated Size: 47.5 m

Physical Characteristics

Primary Designation2026 RE51
Full Name(2026 RE51)
Estimated Diameter47.5 m (just under 4 school buses)
Absolute Magnitude (H)24.368
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 (0.85 AU) Aphelion (4.75 AU) Sun

True-scale heliocentric projection showing (2026 RE51) (blue ellipse) relative to Earth (cyan), Venus, and Mars orbits.

Orbital ClassificationAPO (Near-Earth Object)
Semi-Major Axis (a)2.800 AU
Eccentricity (e)0.697
Perihelion Distance (q)0.849 AU
Aphelion Distance (Q)4.750 AU
Orbital Period4.69 years
Orbital Inclination (i)2.0°
Potentially Hazardous AsteroidNo

Earth Close-Approach Timeline

Date (TDB)Nominal DistanceLunar DistancesVelocityInside Moon?Details
2026-Sep-29 16:23 7,720,000 km 20.1 LD 15.5407913457676 km/s No View Encounter