Occultation of TYC 2639-01454-1 by (152637) 1997 NC1 on 2026-06-24 Green O+: Daniel Blazewicz Optics: M350 | Method: VID | Duration: 0.04 20.95,50.06,0 Red O-: Maciej Borkowski Optics: M360 | Method: VID | Duration: 21.48,52.02,0