Small-Body Profile

(2015 WZ12)

Designation: 2015 WZ12 | Estimated Size: 19.5 m

Physical Characteristics

Primary Designation2015 WZ12
Full Name(2015 WZ12)
Estimated Diameter19.5 m (about one and a half school buses)
Absolute Magnitude (H)26.3
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 (0.42 AU) Aphelion (1.02 AU) Sun

True-scale heliocentric projection showing (2015 WZ12) (blue ellipse) relative to Earth (cyan), Venus, and Mars orbits.

Orbital ClassificationATE (Near-Earth Object)
Semi-Major Axis (a)0.721 AU
Eccentricity (e)0.413
Perihelion Distance (q)0.424 AU
Aphelion Distance (Q)1.020 AU
Orbital Period0.61 years
Orbital Inclination (i)3.6°
Potentially Hazardous AsteroidNo

Earth Close-Approach Timeline

Date (TDB)Nominal DistanceLunar DistancesVelocityInside Moon?Details
2026-Oct-30 07:46 10,300,000 km 26.7 LD 10.3388771369708 km/s No View Encounter