2010 LH15
' is an unnamed active asteroid located in the outer main asteroid belt. It was first discovered by the Wide-field Infrared Survey Explorer satellite between 3 and 9 June 2010, and later on October 2010 by the Catalina Sky Survey, the latter of which mistakenly identified it as a separate object named '. In 2023, Colin O. Chandler later reported that cometary activity was detected from DECam imagery taken in September 2019, likely caused by sublimation of material from its surface.