Occultation of 4UC 515-028560 by (3250) Martebo on 2020-03-26 Green O+: O. Schreurs et al Optics: M406 | Method: VID | Duration: 0.72 5.44,50.52,0 Red O-: Roland Boninsegna Optics: M400 | Method: VID | Duration: 4.58,50.09,0