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Launch SuccessfulUnited States Air Force
Scout X-4: GRS
GRS (Geophysical Research Satellite) was a geophysics experiment test built by the Cambridge Research Lab (CRL). Data was obtained for 13 orbits, after which time the satellite ceased working due to a failure in the primary power supply.
Friday, 28 June 1963
Mission Data
🇺🇸United States Air ForceEst. 1947
Launch VehicleScout X-4
Vehicle FamilyScout
Vehicle Record11 of 12 launches (91.7%)
Provider TypeGovernment
Agency Record972 successes / 106 failures (90%)
Success Streak68 consecutive
Mission TypeEarth Science
Target OrbitLow Earth Orbit
Launch PadLaunch Area 3
Location🇺🇸 Wallops Flight Facility, Virginia, USA USA
Orbital Launches This Year#35
Agency Launches This Year#23
Launches From This Pad13
Launches From This Site87
Status Note
The launch vehicle successfully inserted its payload(s) into the target orbit(s).
About Scout X-4
The Scout family of rockets were were American launch vehicles designed to place small satellites into orbit around the Earth. The Scout multistage rocket was the first orbital launch vehicle to be entirely composed of solid fuel stages.
Launch Site
Launch Area 3 · 37.8495°N 75.4725°W
Launch data from Launch Library 2 by The Space Devs.