Small-Body Profile

(2026 SG12)

Designation: 2026 SG12 | Estimated Size: 56.3 m

Physical Characteristics

Primary Designation2026 SG12
Full Name(2026 SG12)
Estimated Diameter56.3 m (about 5 school buses)
Absolute Magnitude (H)24.001
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 (0.96 AU) Aphelion (2.14 AU) Sun

True-scale heliocentric projection showing (2026 SG12) (blue ellipse) relative to Earth (cyan), Venus, and Mars orbits.

Orbital ClassificationAPO (Near-Earth Object)
Semi-Major Axis (a)1.550 AU
Eccentricity (e)0.381
Perihelion Distance (q)0.959 AU
Aphelion Distance (Q)2.140 AU
Orbital Period1.93 years
Orbital Inclination (i)17.2°
Potentially Hazardous AsteroidNo

Earth Close-Approach Timeline

Date (TDB)Nominal DistanceLunar DistancesVelocityInside Moon?Details
2026-Sep-30 14:45 5,630,000 km 14.7 LD 11.6599209909943 km/s No View Encounter