Use this horology calculation to interpret a stated watch, clock, timing-machine, water-resistance, alarm, or historical respiratory-timing quantity under its defined convention.

Steps Per Second (step/s)

Required number input.

Elapsed Seconds (s)

Required number input.

Foudroyante indication steps completed over elapsed seconds at a specified step frequency. The tool evaluates the supplied inputs together and returns the named outputs below; it does not infer omitted operating conditions or change the units shown.^[1]

Steps

The resulting steps returned as a number.

• Mechanical-watch amplitude and beat measurements depend on lift angle, position, state of wind, movement condition, instrument setup, and elapsed sampling. ATM markings are test-pressure classifications rather than literal safe diving depths.
• Use finite inputs in the displayed units and preserve more precision than the final presentation requires. Independently verify safety-critical, financial, compliance, or production decisions.

Confirm movement specifications and measure in multiple positions and power states; follow the manufacturer's water-resistance guidance and obtain pressure testing after case service.

• Chrono Elapsed From Steps

  Elapsed stopwatch time in seconds from beat-counted steps at a known beats-per-hour rate.

• Daily Rate To Monthly Drift

  Signed clock drift over a specified number of calendar days from seconds gained or lost per day.

• Regatta Countdown Steps

  Number of complete countdown steps in a remaining duration at a specified step size.