Occultation of UCAC4 308-088692 by (10172) Humphreys on 2023-05-31 Red O-: Anna Marciniak Optics: M350 | Method: CCD | Duration: 16.04,52.60,0 Red O-: Marcin Filipek Optics: M250 | Method: VID | Duration: 19.75,50.21,0 Red O-: Daniel Blazewicz Optics: M350 | Method: CCD | Duration: 20.32,49.99,0 Red O-: Peter Delincak Optics: M400 | Method: CCD | Duration: 18.70,49.40,0