Meanwhile the 20 sats of the Launch 1 upper group has just reached 550 km (and so is *above* the Launch 0 group). The launch 1 lower group remains at 350 km. The decay of the deployer rods (green) is now noticeable pic.twitter.com/j5Y7kOULVn

— Jonathan McDowell (@planet4589) December 28, 2019