FYI
Boeing YAL-1 Laser Plane is up on 149.175.
Boeing YAL-1A (modified Boeing 747-400F) - AE04D4 - 00-0001 - Photos
Target aircraft for the Airborne Laser Program
Grumman American G-1159 Gulfstream II-SP - AD35D4 - N950NA - Photos
More info: http://en.wikipedia.org/wiki/Boeing_YAL-1
Boeing YAL-1 Airborne Laser Testbed
Re: Boeing YAL-1 Airborne Laser Testbed
Aircraft is up again this evening.