Occultation of 4UC 634-009849 by (4768) Hartley on 2018-02-15 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 Red O-: Philip Denyer Optics: M235 | Method: VID | Duration: 0.19,51.55,0 Red O-: Tim Haymes Optics: M203 | Method: VID | Duration: -0.82,51.51,0 Red O-: Malcolm Jennings Optics: M276 | Method: VID | Duration: -0.07,51.32,0