Earlier today I wrote:
"Some 10-15 minutes before Lacrosse 4 I saw a nive bright
sat of about magnitude -1 to -2 low in the sky descending
to the southeast."
Of course, this was ISS.....
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.