177 Irma

Main-belt minor planet

Designation: (177) Irma
Class: Main-belt
Semi-major axis: 2.7717926 AU
Eccentricity: 0.2352296
Inclination: 1.38216°
Absolute magnitude (H): 9.62
Perihelion: 2.120 AU
Aphelion: 3.424 AU