Occultation of 4UC 650-023547 by (8405) Asbolus on 2017-11-20 Red O-: Stefano Sposetti Optics: M280 | Method: VID | Duration: 9.02,46.23,0 Red O-: D. Baba Aissa et al Optics: M810 | Method: VID | Duration: 3.03,36.80,0