Small-Body Profile

(2026 SD1)

Designation: 2026 SD1 | Estimated Size: 63 m

Physical Characteristics

Primary Designation2026 SD1
Full Name(2026 SD1)
Estimated Diameter63 m (about 5 school buses)
Absolute Magnitude (H)23.755
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 (4.00 AU) Sun

True-scale heliocentric projection showing (2026 SD1) (blue ellipse) relative to Earth (cyan), Venus, and Mars orbits.

Orbital ClassificationAMO (Near-Earth Object)
Semi-Major Axis (a)2.530 AU
Eccentricity (e)0.583
Perihelion Distance (q)1.050 AU
Aphelion Distance (Q)4.000 AU
Orbital Period4.02 years
Orbital Inclination (i)17.5°
Potentially Hazardous AsteroidNo

Earth Close-Approach Timeline

Date (TDB)Nominal DistanceLunar DistancesVelocityInside Moon?Details
2026-Sep-24 02:53 9,620,000 km 25 LD 12.2896439833023 km/s No View Encounter