Occultation of 4UC 471-110652 by (790) Pretoria on 2021-09-14 Green O+: Julia Perla Optics: M400 | Method: CCD | Duration: 31.11 17.08,52.28,0 Green O+: Jiri Kubanek Optics: M200 | Method: VID | Duration: 29.55 14.59,50.40,0 Green O+: Jiri Kubanek Optics: M150 | Method: CCD | Duration: 27.18 14.74,50.28,0 Green O+: Jan Manek Optics: M205 | Method: CCD | Duration: 14.70 14.78,49.91,0 Green O+: Karel Halir Optics: M507 | Method: VID | Duration: 30.17 13.60,49.75,0 Green O+: Josef Hanus Optics: V112 | Method: CCD | Duration: 30.31 13.39,49.74,0 Green O+: Michal Rottenborn Optics: M254 | Method: CCD | Duration: 30.73 13.33,49.71,0 Green O+: Jiri Polak Optics: M303 | Method: CCD | Duration: 30.65 13.32,49.69,0 Red O-: Donatas Tamonis Optics: M200 | Method: CCD | Duration: 24.05,54.92,0 Red O-: Marek Zawilski Optics: M203 | Method: CCD | Duration: 18.73,52.34,0