Lacrosse 2 and a splendid -7.5 Iridium 5 flare
Lacrosse 2 flared as well to mag. -1 at 21:34:42 UTC (Jul 5).
The top image below shows Lacrosse 2 in twilight. The second picture shows the Iridium flare, with Arcturus at left.
SatTrackCam Leiden (Cospar 4353) is an amateur satellite tracking station located at Leiden, the Netherlands. Using a camera it makes accurate positional measurements on satellites of interest, mostly classified satellites -i.e. spy satellites- in order to determine their orbits.