THE TRINITY CLOCK
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Monitoring Project - Introduction
History of the Clock
Clock Diary
Plots - Drift and Temperature
Plots - Going vs Pressure
Plots - Twist vs Tilt
Instrumentation
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Escapement
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Temperature Compensator
Barometric Compensator
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Keeper Of The Clock
Monitor
going = -2.46*(T-16) - 1*(P-1020) - 15*dT/dt ) estimate as at Apr 2010 with Barometric Compensator
but the barocompensator seems not to be working as of Dec 2010, so we're using
going = -120*($temp-10)-8*($pres-1013)-40*$dTdt -540);
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Contact:
clockkeeper@trin.cam.ac.uk
, Trinity College, Cambridge
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