2019 ST257

Main-belt minor planet

Designation: 2019 ST257
Class: Main-belt
Semi-major axis: 3.0887303 AU
Eccentricity: 0.0542304
Inclination: 16.04527°
Absolute magnitude (H): 17.62
Perihelion: 2.921 AU
Aphelion: 3.256 AU