6978 Hironaka

Main-belt minor planet

Designation: (6978) Hironaka
Class: Main-belt
Semi-major axis: 2.5627679 AU
Eccentricity: 0.1732275
Inclination: 7.45956°
Absolute magnitude (H): 13.66
Perihelion: 2.119 AU
Aphelion: 3.007 AU