257591 1999 RM4

Main-belt minor planet

Designation: (257591) 1999 RM4
Class: Main-belt
Semi-major axis: 2.9562701 AU
Eccentricity: 0.1138745
Inclination: 1.28563°
Absolute magnitude (H): 16.44
Perihelion: 2.620 AU
Aphelion: 3.293 AU