MacBidouille claims to have the satellite broadcast location for the Apple Expo keynote:
The keynote will be broadcasted on Tc2D from 0900 to 1230.
Orbital position : 8 degrees West
Reception frequency : 11564.7 MHz
Polarisation : vertical
Symbole rate : 6.1113 MS/s
FEC : 3/4
If possible, MacRumors will provide live-coverage, and/or provide links to available info. Our IRC Channel is (and will be) also open for going live chat.
Update: Tc2D is a European Satellite. If anyone has access to this stream, please contact us at pariskeynote@macrumors.com.
Note: Local U.S. Time for Keynote is actually 1AM PST or 4AM EST.