Occultation of UCAC4 510-052690 by (49954) 1999 XL216 on 2026-02-27 Red O-: Anna Marciniak Optics: M350 | Method: CCD | Duration: 16.04,52.60,0 Red O-: Daniel Antuszewicz Optics: M300 | Method: VID | Duration: 20.90,52.38,0