Occultation of TYC 3565-01175-1 by (342842) 2008 YB3 on 2021-09-20 Green O+: Marek Harman Optics: M356 | Method: CCD | Duration: 1.71 19.15,48.72,0 Red O-: Adrianus Verveen Optics: V112 | Method: CCD | Duration: 6.41,52.19,0 Red O-: Tim Haymes Optics: M280 | Method: CCD | Duration: -1.31,51.93,0 Red O-: Marek Zawilski Optics: M203 | Method: CCD | Duration: 19.06,51.91,0 Red O-: Roland Boninsegna Optics: M400 | Method: VID | Duration: 4.58,50.09,0