Occultation of 4UC 440-050741 by (838) Seraphina on 2022-01-11 Green O+: Peter Nosal Optics: M250 | Method: CCD | Duration: 6.66 19.30,48.56,0 Red O-: Stefano Sposetti Optics: M420 | Method: CCD | Duration: 9.02,46.23,0