Vulcan SDA Tranche 1 Tracking Layer E launch: date, time and live countdown
ULA launches SDA Tranche 1 Tracking Layer E on Vulcan from Vandenberg (SLC-3E), no earlier than Thu 31 Dec, 00:00 UTC.
Holds can take a minute or two to show here. The webcast is always the fastest source.
DATE CHANGES
- 1 NOV
First scheduled for Thu 31 Dec, 00:00 UTC.
- 1 NOV
Moved to Thu 31 Dec, 00:00 UTC.
- NOW
Now scheduled for Thu 31 Dec, 00:00 UTC. 1 slip so far.
MISSION
- VEHICLE
- Vulcan
- PROVIDER
- ULA
- PAD
- SLC-3E, Vandenberg, California
- ORBIT
- Polar orbit
- MISSION
- Government/Top Secret
Tranche 1 Tracking Layer E 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.
FLIGHT PROFILE·PROJECTED
A projected profile for this rocket, timed to the mission's published events. It isn't data from the rocket.
MISSION LOG
The launch over your sky
A forecast from the projected flight path: cloud and the real trajectory decide what you actually see. We use your approximate city unless you choose your exact location, which stays on your device.