Occultation of 4UC 556-046478 by (1607) Mavis on 2017-02-25 Red O-: E. Frappa/A. Klotz Optics: M250 | Method: CCD | Duration: 6.92,43.75,0 Red O-: Michel Deconinck Optics: L152 | Method: VIS | Duration: 6.09,43.70,0