(24978) 1998 HJ151
, also written as 1998 HJ151, is a cubewano. It has a perihelion of 41.339 AU and an aphelion of 45.889 AU. It has a diameter of about 139 km. It was discovered on 28 April 1998, by Jane X. Luu, Chadwick A. Trujillo, David J. Tholen and David C. Jewitt.