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SDA Tranche 1 Tracking Layer C
Falcon 9 Block 5
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Mission
Tranche 1 Tracking Layer C is one of five missions by the United States Space Force Space Development Agency (SDA) for the Proliferated Warfighter Space Architecture (PWSA) Tranche 1 Tracking Layer constellation, which will provide global indications, warning, tracking, and targeting of advanced missile threats, including hypersonic missile systems.
- Launch vehicle
- Falcon 9 Block 5
- Mission type
- Government/Top Secret
- Destination orbit
- Polar Orbit
- Launch pad
- Space Launch Complex 4E
- Provider
- SpaceX
The vehicle
Published configuration and flight history.

Falcon 9 Block 5
Falcon 9 is a two-stage rocket designed and manufactured by SpaceX for the reliable and safe transport of satellites and the Dragon spacecraft into orbit. The Block 5 variant is the fifth major interval aimed at improving upon the ability for rapid reusability.
- Height
- 70 m
- Diameter
- 3.65 m
- Stages
- 2
- Recorded launches
- 628
- First flight
- 2018-05-11
Launch window
A calendar entry will be available when a date is confirmed.
A precise launch window has not been published.
Launch site & orbit
Vandenberg SFB, CA, USA
Launch site & orbit
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Understand this orbit
Coverage & sources
Links supplied by the mission data provider.
Coverage and times may change.
Mission coverage
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Further reading
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