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30 Apr 2011 [18:15]
Barometric compensator seems to have worked pretty well recently [link] [link] as has the temperature compensation [link] [link] . There is a lot noise on these plots, pretty sure this is due to temperature gradients in the clock chamber because it seems to be worse when the sun is shining strongly through the windows and when the central heating is at its hottest in the room below.

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Interval between data points: seconds [either 3 seconds (weather data is duplicated) or multiples of 60 seconds (all data is averaged)].

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