UHF F9 (USA-141)

Launch Success

Liftoff Time (GMT)

07:19:00

Tuesday October 20, 1998

Watch Replay

24/7 Coverage

Mission Details

UHF F9 (USA-141)

UFO 9 (UHF Follow On 9) was a US Navy satellite launched to replace the FLTSATCOM and Leasat spacecraft currently supporting the Navy's global communications network, serving ships at sea and a variety of other US military fixed and mobile terminals. It was compatible with ground- and sea-based terminals already in service.

Geostationary Earth Orbit

1 Payload

3,206 kilograms

Rocket

Retired
Atlas IIA

Active 1992 to 2002

Lockheed Martin logo

Agency

Lockheed

Rocket

Height: 47.5m

Payload to Orbit

LEO: 7,316 kg

GTO: 3,180 kg

Liftoff Thrust

2,479 Kilonewtons

Stages

2

Launch Site

SLC-36A

Cape Canaveral SFS, Florida, USA

Fastest Turnaround

46 days 2 hours

Stats

Atlas II


39th

Mission

6th

Mission of 1998

1998


63rd

Orbital launch attempt