Occultation of 4UC 542-043555 by (1076) Viola on 2021-01-22 Green O+: Tim Haymes Optics: M279 | Method: CCD | Duration: 1.30 -1.31,51.93,0 Red O-: John Talbot Optics: M303 | Method: VID | Duration: -1.28,51.63,0 Red O-: Peter Birtwhistle Optics: M405 | Method: CCD | Duration: -1.45,51.47,0 Red O-: Peter Tickner Optics: M356 | Method: CCD | Duration: -0.92,51.43,0