Occultation of 4UC 537-070312 by (105) Artemis on 2021-06-19 Green O+: Stefano Sposetti Optics: M420 | Method: CCD | Duration: 5.00 9.02,46.23,0 Red O-: Thierry Midavaine Optics: M356 | Method: CCD | Duration: -0.41,47.98,0