#18SDS has confirmed the breakup of COSMOS 2499 (#39765, 2014-028E) - occurred Jan 4, 2023 at appx 0357 UTC. Tracking 85 associated pieces at est 1169 km altitude - analysis ongoing. #spacedebris #space @SpaceTrackOrg @US_SpaceCom @ussfspoc

— 18th Space Defense Squadron (@18thSDS) February 7, 2023