Marco Hahn wrote: > And another question: Is there a complete list of (active) GPS satellites? Yes there are regularly updated elsets for GPS satellites (Block I, II, operational) on the CelesTRAK web page; http://celestrak.com/NORAD/elements/index.html Best Wishes & clear skies, Jason -- Jason P Hatton INSERM U311 ETS Strasbourg 67065 Strasbourg Cedex France 48.538N / 7.731E / 143m