2017 ST257

Main-belt minor planet

Designation: 2017 ST257
Class: Main-belt
Semi-major axis: 3.0592732 AU
Eccentricity: 0.2187977
Inclination: 14.54486°
Absolute magnitude (H): 17.7
Perihelion: 2.390 AU
Aphelion: 3.729 AU

2017 ST257 — asteroid · Vinony