USA 129 too faint this time
I did see it visually, with the naked eye, as it crossed the Big Dipper: it was very faint though. Magnitude +4 I guess. There is a hint of a trail on the photograph, but nothing measurable alas.
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.