(472271) 2014 UM33

' (provisional designation ') is a trans-Neptunian object residing in the outer Kuiper belt. It was discovered on October 22, 2014, by the Mount Lemmon Survey.

It is approximately the size of 2 Pallas in the asteroid belt. On August 18, 2015, was found to have been discovered over four years previously, with the designation. This extended its observation arc to over 4 years, and then precovery observations were found using the Sloan Digital Sky Survey from January 2009 and Palomar Observatory from October 2003.