Aurora
Tuning into the cosmos…
LoadingAtlas V 411
Atlas V 411 | SBIRS GEO Flight 4 (SBIRS GEO-3)
Atlas V 411 | SBIRS GEO Flight 4 (SBIRS GEO-3) launched on Sat, Jan 20, 2018, 12:48 AM UTC — a United Launch Alliance mission.
Launch SuccessfulUnited Launch Alliance
Lifted offNET Jan 2018
NET Sat, Jan 20, 2018, 12:48 AM UTC
Live coverage
Watch the webcasts
2 streams available — switch between the provider’s feed, X and others.
Mission profile
The flight at a glance
Atlas V 411Vehicle
United Launch AllianceProvider
Space Launch Complex 41Pad
Cape Canaveral SFS, FL, USALocation
Government/Top SecretMission type
Geostationary Transfer OrbitOrbit
Flight simulation
Ascent to orbit
A representative gravity-turn climb for Atlas V 411 to Geostationary Transfer Orbit. Illustrative model — not this mission’s live telemetry.
Mission timeT+0:00
Altitude0.0 km
Velocity0.00 km/s
PhaseLiftoff
T+0:00 / 18:00
SimulatedRepresentative Atlas V 411 ascent profile — illustrative model, not this mission’s live telemetry.
The mission
SBIRS GEO Flight 4 (SBIRS GEO-3)
This geostationary satellite is tasked with providing capabilities for early missile warning and missile defense.
Around this launch
Related news
No news linked to this launch yet
As coverage publishes, deduplicated articles about this mission will appear here.
Good to know
Frequently asked
What time does Atlas V 411 | SBIRS GEO Flight 4 (SBIRS GEO-3) launch?
Atlas V 411 | SBIRS GEO Flight 4 (SBIRS GEO-3) is scheduled to lift off Sat, Jan 20, 2018, 12:48 AM UTC.
Where can I watch Atlas V 411 | SBIRS GEO Flight 4 (SBIRS GEO-3)?
Watch the official live webcast embedded on this page — it goes live shortly before liftoff.
Who is launching Atlas V 411 | SBIRS GEO Flight 4 (SBIRS GEO-3)?
Atlas V 411 | SBIRS GEO Flight 4 (SBIRS GEO-3) is an United Launch Alliance mission flying on a Atlas V 411.
Where does Atlas V 411 | SBIRS GEO Flight 4 (SBIRS GEO-3) launch from?
It lifts off from Space Launch Complex 41, Cape Canaveral SFS, FL, USA.