Science / Research Record
The clock correction inside GPS
Two relativistic effects pull satellite clocks in opposite directions.
Inside this record
The net daily difference, its two components, and wording that does not confuse an uncorrected effect with a broken GPS clock.
- A precise, usable claim
- Concise explanation and context
- Linked supporting sources
- Material caveats and a research note
Source check: 2026-10-07. Source: NIST.
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