ESA title
Harrison's H1 clock
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Harrison's H1 clock

06/02/2002 1491 views 5 likes 198711 ID

John Harrison's 1st Marine Timekeeper, H1 (Courtesy National Maritime Museum, London)

Developing new technology for atomic clocks
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Atomic clock development

Image 211 views 2 likes
Galileo infographic:'Timekeeping to a few billionths of a second'
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Galileo infographic:'Timekeeping to a few billionths…

Image 538 views 0 likes
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Galileo, the best Atomic Clock in space

Video 00:00:00 6707 views 3 likes
Galileo infographic: 'Signal generation'
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Galileo infographic: 'Signal generation'

Image 492 views 1 likes
Inside Galileo's navigation payload
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Inside Galileo's navigation payload

Image 1329 views 6 likes