Launch Scrub for ULA’s ViaSat-3 F2 Mission
The United Launch Alliance (ULA) Atlas V rocket carrying the ViaSat-3 Flight 2 (F2) mission for Viasat was scrubbed for tonight’s launch attempt due to a technical issue with the booster’s liquid oxygen tank vent valve during final checkouts.
Launch Delay and Troubleshooting
The ULA team is conducting additional troubleshooting and preparing for a 24-hour recycle of the launch attempt. The launch is now rescheduled for Thursday, November 7, at the start of a 44-minute launch window.
Launch Details
- Launch site: Space Launch Complex-41, Cape Canaveral Space Force Station, Florida
- Rocket: Atlas V first stage fueled with RP-1 propellant, which feeds the main engine initially
- Cryogenic liquid hydrogen and liquid oxygen loading occurs during the final hours of the countdown
Weather Forecast
Currently, there is a 95% chance of favorable weather conditions for the launch, though officials are keeping an eye on potential impacts from cumulus cloud formation.
"The launch of a United Launch Alliance Atlas V carrying the ViaSat-3 F2 mission was scrubbed due to an issue encountered while cycling the booster liquid oxygen tank vent valve during final checkouts."
"Today’s forecast shows a 95 percent chance of favorable weather conditions for launch."
Author’s summary: The ViaSat-3 F2 launch by ULA was delayed by a technical issue and is now set for a 24-hour later attempt, with favorable weather expected at Cape Canaveral.