Celestial Navigation is also doable even in daylight nowadays, e.g. https://sode... | Hacker News

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		brohee 13 hours ago \| parent \| context \| favorite \| on: Tracing a powerful GNSS interference source over E... Celestial Navigation is also doable even in daylight nowadays, e.g. https://sodern.com/en/ranges/astradia
		help

labcomputer 12 hours ago | [–]

It's been doable since the 1940's.

https://patents.google.com/patent/US2981843A/en

throw0101c 10 hours ago | [–]

Will that come as an option for my RAV4 or F-150? How about my Cessna?

Will it help keep my NTP/PTP masters sync'd?

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