Occultation of 4UC 509-050791 by (84178) 2002 RO105 on 2020-04-11 Green O+: Nikolai Wuensche Optics: M300 | Method: CCD | Duration: 0.80 13.66,52.76,0 Red O-: Konrad Guhl Optics: L104 | Method: CCD | Duration: 12.98,52.89,0 Red O-: Christian Weber Optics: M203 | Method: CCD | Duration: 13.43,52.52,0 Red O-: Peter Lindner Optics: M305 | Method: VID | Duration: 14.28,51.45,0