NUMBER@1 Orcus is a Kuiper Belt object -LRB- ORGANIZATION@1 -RRB- and a likely dwarf planet that was discovered by PERSON@1 of LOCATION@1 , PERSON@2 of the ORGANIZATION@2 , and PERSON@3 of ORGANIZATION@3 .

It was found by PERSON@1 , PERSON@2 and PERSON@3 on February NUMBER@2 , NUMBER@3 .
