Spaceflight Now reports the mission was the second of three planned spacecraft that Viasat plans to operate in geostationary orbit. United Launch Alliance launched from pad 41 at Cape Canaveral Space Force Station “at 10:04 p.m. EST (0304 UTC), the opening of a 44-minute-long window. The rocket headed due east upon leaving Florida’s Space Coast.”
Full Story (Spaceflight Now)
Video
ULA Atlas 5 launches ViaSat-3 F2 communications satellite. (Launch occurs at the 59:66 mark)
Spaceflight Now; YouTube