Occultation of 4UC 570-011044 by (332) Siri on 2020-03-22 Green O+: A. Schweizer et al Optics: M500 | Method: CCD | Duration: 1.60 8.57,47.52,0 Green O+: Stefan Meister Optics: M360 | Method: CCD | Duration: 1.45 8.57,47.52,0 Red O-: John Talbot Optics: M303 | Method: VID | Duration: -1.28,51.63,0 Red O-: Peter Birtwhistle Optics: M405 | Method: CCD | Duration: -1.45,51.47,0