Occultation of TYC 6764-01451-1 by (56451) 2000 GN81 on 2023-07-07 Green O+: Marian Urbanik Optics: T400 | Method: VID | Duration: 1.71 18.77,49.31,0 Green O+: Marian Urbanik Optics: T4000 | Method: VID | Duration: 0.72 18.77,49.31,0 Red O-: Daniel Blazewicz Optics: M350 | Method: VID | Duration: 20.32,49.99,0 Red O-: Peter Delincak Optics: M400 | Method: VID | Duration: 18.70,49.40,0