Occultation of 4UC 638-016921 by (28P) Neujmin 1 on 2022-02-08 Green O+: Stefano Sposetti Optics: M200 | Method: VID | Duration: 1.76 8.90,46.14,0 Green O+: Alberto Ossola Optics: M230 | Method: VID | Duration: 1.28 8.92,46.00,0 Green O+: L. Buzzi/A. Aletti Optics: M840 | Method: CCD | Duration: 1.08 8.77,45.87,0 Red O-: Gianni Casalnuovo Optics: M355 | Method: CCD | Duration: 11.34,46.42,0 Red O-: Pietro Baruffetti Optics: M300 | Method: VID | Duration: 10.13,44.02,0