Occultation of 2UC 41530048 by (1075) Helina on 2017-03-05 Red O-: Tomas Janik Optics: M432 | Method: VID | Duration: 13.85,50.64,0 Red O-: Michal Rottenborn Optics: M303 | Method: VID | Duration: 13.33,49.71,0