Launch Success
Liftoff Time (GMT)
10:55:00 PM
Wednesday May 29, 1991
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Aurora 2, an Alaskan-owned telecommunications satellite, provided telephone, television, maritime, radio, and emergency communications service for the northern state's long-distance carrier, Alascom, as well as radio and data services for GE Americom. The satellite carried 32 C-band transponders (24 primary and 6 redundant) operating at 6/4 GHz. Sixteen of the 24 channels served Alaskan customers, and 8 served US businesses. Built by GE Astro-Space for Alascom, Aurora 2 was box-shaped, measuring 1 by 1.64 by 1.4 m. Two three-panel solar arrays, totaling 13 sq. m, extended from either side of the main body. The fixed dual-polarization reflector antenna covered the continental US, Alaska, and Hawaii. It replaced Aurora 1, which retired after 9 years of service. Stationed above 139 deg. w, Aurora 2 became operational in July. It has a 12-year life expectancy.
Geostationary Transfer Orbit
1 Payload
1,336 kilograms
Manufacturer
ULARocket
Height: 38.1m
Payload to Orbit
GTO: 1,819 kg
Liftoff Thrust
3,511 Kilonewtons
Fairing
Diameter: 2.9m
Height: 8.49m
Stages
3
Strap-ons
9
19th
Mission
4th
Mission of 1991
38th
Orbital launch attempt