Occultation of 4UC 423-140215 by (130) Elektra on 2019-06-28 Green O+: Lionel Rousselot Optics: M250 | Method: CCD | Duration: 24.20 1.56,46.65,0 Red O-: Jiri Kubanek Optics: M203 | Method: VID | Duration: 13.75,49.74,0 Red O-: Andreas Schweizer Optics: M500 | Method: CCD | Duration: 8.57,47.52,0