Manifest / 01Go
Starlink Group 10-39
Falcon 9 Block 5
ProviderSpaceX
PadSpace Launch Complex 40
DateAug 21, 2026
Time (UTC)03:14 PM UTC
Launch clockT– to liftoff
T-:::
Confirmed to the minute00
08
14
50
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Success
Comstar 1A
Atlas SLV-3D CentaurUnited States Air ForceLaunch Complex 36A
Thursday, May 13, 1976 · 10:28 PM UTC
This mission is complete.
Mission Brief
Geostationary communications satellite built by Hughes Aircraft Company
PayloadComstar 1A
OrbitGeostationary Orbit
CustomerUnited States Air Force
Stages2
PadLaunch Complex 36A, Cape Canaveral SFS, FL, USA
Mission Timeline
14 / 14100%Ground vector
Launch site
Site locked
Launch Complex 36A
Cape Canaveral SFS, FL, USA
Global range
- Latitude
- 28.471°N
- Longitude
- 80.542°W
Range Weather
Launch commit criteria
Clear
Watch
TrackingNo active constraints
Weather Rules
Tracking no weather issues at this time.
- Primary concern
- No weather issues
- Rule count
- 0
- Temperature
- Not reported
- Surface wind
- Not reported
Window
10:28 PM UTC - 10:28 PM UTC
Schedule History
No meaningful launch-time or status changes recorded.
