SM-65B Atlas — mission imagery
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SCORE

SM-65B AtlasUS ArmyLaunch Complex 11
Thursday, December 18, 1958 · 11:02 PM UTC

This mission is complete.

Mission Brief

SCORE or Signal Communications by Orbiting RElay was the world first purpose built communications satellite. It provided a second test of a communications relay system after the first being provided by Pioneer 1.

PayloadSCORE
OrbitLow Earth Orbit
CustomerUS Army
Stages2
PadLaunch Complex 11, Cape Canaveral SFS, FL, USA

Mission Timeline

14 / 14100%

Ground vector

Launch site

Site locked

Launch Complex 11

Cape Canaveral SFS, FL, USA

Global range
SITE LOCK
Latitude
28.476°N
Longitude
80.543°W

Range Weather

Launch commit criteria

Clear
Watch
TrackingNo active constraints
Weather Rules

Tracking no weather issues at this time.

Primary concern
No weather issues
Rule count
0
Temperature
Not reported
Surface wind
Not reported
Window

11:02 PM UTC - 11:02 PM UTC

Vehicle

SM-65B Atlas

Profile →
Height59.7 m
LEO Payload18,850 kg
Launches1
Successes1

Provider

Schedule History

No meaningful launch-time or status changes recorded.