Home›Asteroids›17977 1999 JR5417977 1999 JR54Main-belt minor planetDesignation(17977) 1999 JR54ClassMain-beltSemi-major axis2.6635416 AUEccentricity0.2435566Inclination12.94153°Absolute magnitude (H)14.11Perihelion2.015 AUAphelion3.312 AU