ESSA-8

ESSA-8

ESSA-8 was a weather satellite launched by NASA on December 15, 1968. It operated for 2,644 days until it was deactivated on March 12, 1976. ESSA-8 was launched from Vandenberg Air Force Base, CA.

ESSA-8 was an 18-sided polygon. It was convert|42|in|mm in diameter, 22 inches high, and weighed 290 pounds. It was made of aluminum alloy and stainless steel covered with 10,020 solar cells. The cells charged 63 nickel-cadmium batteries which served as a power source. The satellite could take 8 to 10 pictures every 24 hours. Each photo covered a convert|2000|sqmi|km2|sing=on area at a 2 mile per pixel resolution.

ESSA-8's mission was to replace ESSA-6, and provide detailed cloud pattern photography to ground stations worldwide. Partners in the project included the ASA, ESSA, RCA, the US Weather Bureau, and the NMC.

References

* [http://www.earth.nasa.gov/history/essa/essa8.html]
* [http://www.met.fsu.edu/explores/Guide/Essa_Html/essa8.html]


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