As of 2011, surveys of the Kuiper belt to magnitude 21 were nearly complete and any remaining Pluto-sized objects are expected to be beyond 100 AU from the Sun.
Per 2011, survei abuk Kuiper sampai magnitudo 21 hampir selesai dan benda-benda berukuran Pluto lainnya yang tersisa diperkirakan berada di luar 100 SA dari Matahari.