Success
Intelsat-4A 4
Communications
United States Air Force(USAF)Government
Atlas SLV-3D Centaur
Direct-GEOorbit
Geostationary communications satellite developed by Hughes Aircraft Company
Thursday, May 26, 1977 at 9:47 PM
Mission details
Orbital Attempt
#1,957
USAF Mission
#688
Pad Launch
#20
Location Launch
#324
Designator
1977-041
Launch Window
NET
May 26, 1977, 9:47 PM
Schedule Changes
1 update
Cape Canaveral SFS, FL, USA
Cape Canaveral Space Force Station (CCSFS) is an installation of the United States Space Force's Space Launch Delta 45, located on Cape Canaveral in Brevard County, Florida.
Timezone
America/New_York
Local Launch Time
May 26, 1977, 5:47 PM
Total Launches
1,109
Total Landings
75
Coordinates
28.4889, -80.5778
Atlas SLV-3D Centaur Specs
The Atlas-Centaur was a US expendable launch vehicle derived from the SM-65 Atlas D missile. Launches were conducted from Launch Complex 36 at the Cape Canaveral Air Force Station in Florida.
Length
21 m
Diameter
3.05 m
Launch Mass
120 t
LEO Capacity
800 kg
Reusable
No
Maiden Flight
1973
Fastest Turnaround
1mo 3d
Total Launches
32
Successful
30
Failed
2
Consecutive Success
19
Maiden flight: Apr 6, 1973
United States Air Force
The United States Air Force (USAF) is the air service branch of the United States Armed Forces, and is one of the eight uniformed services of the United States. Originally created on 1 August 1907, as a part of the United States Army Signal Corps, the USAF was established as a separate branch of the United States Armed Forces in 1947 with the enactment of the National Security Act of 1947.
Founded
1947
Administrator
Commander-in-Chief: President of the US
Total Launches
1,078
Successful
972
Failed
106
Pending
0
Consecutive Success
68