Occultation of TYC 0634-00605-1 by (8971) Leucocephala on 2017-10-14 Green O+: Jean-Louis Dumont Optics: M405 | Method: CCD | Duration: 1.04 0.83,47.22,0 Red O-: Jiri Polak Optics: M303 | Method: VID | Duration: 13.32,49.69,0