Launch Window: early Dec.-end of Feb. Cruising Altitude: 35,000 to 43,000 Duration: 15 days Outside Air Temperature: -55 to -70 degrees C Speed: over 120 mph
Type: De Rozier Fabric: Nylon, welded to a helium-tight membrane
Fuel: kerosene Fuel Cylinders: kerosene stored in six external fuel bags
Two HF radios
Two VHF radios
Two Inmarsat C satellite data transmission systems
One Inmarsat M and one Inmarsat Mini-M satellite voice communication system