SCRUBBED: United Launch Alliance Scrubs Today’s Atlas V Rocket Launch
By Space Coast Daily // May 17, 2021
Launch targeted for 1:31 p.m. tomorrow
ABOVE VIDEO: Watch live as ULA’s Atlas V rocket lifts off from Cape Canaveral Space Force Station, Florida from Space Launch Complex-41 with the SBIRS GEO Flight-5 mission for the U.S. Space Force Space and Missile Systems Center. Launch is scheduled for 1:31 p.m. EDT on Tues., May 18.
BREVARD COUNTY • CAPE CANAVERAL, FLORIDA – United Launch Alliance has scrubbed today’s Atlas V rocket launch on Monday and will try again tomorrow, May 18, from Cape Canaveral Space Force Station.
During Centaur liquid oxygen (LOX) chilldown operations, the team identified an anomalous system response that could not be resolved within the launch window.
Launch is targeted for 1:31 p.m. ET.
• Rocket: Atlas V 421
• Mission: SBIRS GEO Flight 5
• Launch Date and Time: Tues., May 18, 2021
• Launch Location: Space Launch Complex-41, Cape Canaveral Space Force Station, Florida
Mission Information
A United Launch Alliance (ULA) Atlas V 421 rocket will launch the fifth Space Based Infrared System Geosynchronous Earth Orbit (SBIRS GEO Flight 5) missile detection and early warning satellite for the U.S. Space Force Space and Missile Systems Center.
Liftoff will occur from Space Launch Complex-41 at Cape Canaveral Space Force Station, Florida.
Launch Notes
This will be 144th mission for United Launch Alliance. It is the 87th Atlas V launch and the 8th in the 421 configuration.
Atlas V successfully launched the first four SBIRS GEO satellites between 2011 and 2018.

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