Occultation of UCAC4 375-137745 by (1409) Isko on 2026-04-18 Green O+: Piotr Walczak, Romuald Michalak Optics: M130 | Method: VID | Duration: 1.71 18.82,51.93,0 Green O+: Zdenek Sikac Optics: T150 | Method: VID | Duration: 2.48 16.13,49.58,0 Red O-: Marek Zawilski, Mieczyslaw Borkowski Optics: M200 | Method: VID | Duration: 19.06,51.91,0 Red O-: Deborah Smith Optics: M250 | Method: VID | Duration: -3.04,37.49,0