Scout X-1A
Encyclopedia
Scout X-1A was an American
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

  sounding rocket
Sounding rocket
A sounding rocket, sometimes called a research rocket, is an instrument-carrying rocket designed to take measurements and perform scientific experiments during its sub-orbital flight. The origin of the term comes from nautical vocabulary, where to sound is to throw a weighted line from a ship into...

 which was flown in 1962. It was a five stage derivative of the earlier Scout X-1
Scout X-1
Scout X-1 was an American expendable launch system and sounding rocket which was flown seven times between August 1960 and October 1961. Four orbital and three suborbital launches were made, with four of the launches resulting in failures....

, with an uprated first stage, and a NOTS-17 upper stage.

The Scout X-1A used an Algol 1C first stage, instead of the earlier Algol 1B used on the Scout X-1. The second, third and fourth stages were the same as those used on the Scout X-1; a Castor 1A, Antares 1A and Altair 1A respectively. The fifth stage was the NOTS-17 solid rocket motor, which had been developed by the Naval Ordnance Test Station.

The Scout X-1A was launched on its only flight at 05:07 GMT on 1 March 1962. It flew from Launch Area 3
Wallops Flight Facility Launch Area 3
Launch Area 3 at the Wallops Flight Facility is a launch complex which was used, mostly by Scout rockets, between 1960 and 1985. Forty one Scout launches occurred from the complex, making both orbital and suborbital. In addition, four Nike sounding rockets were launched from the complex in...

 of the Wallops Flight Facility
Wallops Flight Facility
Wallops Flight Facility , located on the Eastern Shore of Virginia, is operated by NASA’s Goddard Space Flight Center, primarily as a rocket launch site to support science and exploration missions for NASA and other U.S. government agencies...

. The flight carried an atmospheric re-entry experiment to an apogee of 214 kilometres (133 mi), and was successful. Following this, the Scout X-1A was replaced by the Scout X-2
Scout X-2
Scout X-2 was an American expendable launch system and sounding rocket which was flown twice in 1962. It was a four stage rocket, based on the earlier Scout X-1, uprated first and third stages. It was a member of the Scout family of rockets....

.
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