Occultation of UCAC4 646-033220 by (125542) 2001 WU91 on 2023-12-05 Red O-: Stefano Sposetti Optics: M420 | Method: VID | Duration: 9.02,46.23,0 Red O-: Alberto Ossola Optics: M230 | Method: VID | Duration: 8.92,46.00,0