Occultation of TYC 0030-00381-1 by (11945) Amsterdam on 2020-10-31 Green O+: Stefano Sposetti Optics: M420 | Method: CCD | Duration: 0.58 9.02,46.23,0 Red O-: Bjoern Kattentidt Optics: M279 | Method: VID | Duration: 12.22,48.99,0