Occultation of 4UC 457-108312 by (1505) Koranna on 2022-08-03 Green O+: Jiri Kubanek Optics: M150 | Method: CCD | Duration: 3.15 13.89,49.95,0 Green O+: Jan Gebel Optics: M254 | Method: VID | Duration: 3.36 13.28,49.93,0 Green O+: Jiri Polak Optics: M303 | Method: CCD | Duration: 3.40 13.28,49.93,0 Red O-: Marcin Filipek Optics: M250 | Method: CCD | Duration: 19.75,50.21,0 Red O-: Jan Manek Optics: M356 | Method: CCD | Duration: 14.78,49.91,0 Red O-: Jiri Kubanek Optics: M200 | Method: CCD | Duration: 13.88,49.85,0 Red O-: Michal Rottenborn Optics: M254 | Method: CCD | Duration: 13.33,49.71,0