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Richard Easton Profile picture
Richard Easton
@RDEIL
Co-author of ”GPS Declassified: From Smart Bombs to Smartphones”
Dec 4, 2022 • 6 tweets • 4 min read
@XsukysukyX @Ghostof_Atticus My father was a branch chief at NRL who retired in 1980. As far as I can tell, Dr West’s work on the GEOID was in the 1980s. Dad didn’t work on the GEOID so how he could make a mathematical error there escapes me. I doubt if he ever heard of Dr. West. 1/ @XsukysukyX @Ghostof_Atticus Dad designed the 1st satellite with solar cells which power #GPOS satellites. He designed 2 space tracking systems (Minitrack and the Naval Space Surveillance System System). Space tracking is key to predicting future positions of GPS satellites. In 1964, he started working on 2/