Occultation of 4UC 606-032586 by (17701) 1997 GU41 on 2018-04-25 Green O+: Simon Kidd Optics: M350 | Method: CCD | Duration: 0.18 -0.06,51.95,0 Red O-: Alex Pratt Optics: M279 | Method: VID | Duration: -1.61,53.84,0 Red O-: John Talbot Optics: M303 | Method: VID | Duration: -1.28,51.63,0