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Primus drift implied by its corrections

Drift of the Primus stamps against the recorder, from correction size over interval.
Value about 1–11 ppm
Status derived: Calculated from measured values.
From How often each device is corrected
About Primus against the recorder PC

Notes

Correction size over interval. Breath matching measures the Primus drift directly at about +104 ppm (Primus drift against the recorder PC, from breath matching): these small steps do not track the drift, so this is not the clock's rate.