Occultation of G184754.0-143355 by (856) Backlunda on 2023-07-15 Green O+: Anna Marciniak Optics: M350 | Method: CCD | Duration: 3.30 16.04,52.60,0 Red O-: Anna Marciniak, Paweł Białobłocki Optics: M400 | Method: CCD | Duration: 17.08,52.28,0 Red O-: Tomas Janik Optics: M254 | Method: VID | Duration: 14.00,50.73,0 Red O-: Jiri Kubanek Optics: M303 | Method: VID | Duration: 13.75,49.74,0 Red O-: Andreas Schweizer Optics: L107 | Method: VID | Duration: 8.47,47.34,0