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thekaleb | 5 years ago

When trying to convey the length of time for a second how does one account for Doppler shift?

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recursivecaveat|5 years ago

As long as they actually understand the message, you can include a way to correct any shift by relating the second back to a fundamental constant; like the voyager golden record does with the hydrogen transition time.

dmichulke|5 years ago

Does it matter as long as the shift is constant?