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S2
A clean twelve-hour period makes S2 the easiest term to recognise by eye, and its beat against M2 over 14.8 days is the spring-neap cycle itself.
- Angular speed
- 30 °/h
- Period
- 12.0 h
- Species
- semidiurnal
- Origin
- principal solar
- Rayleigh partner
- M2, separated after 14.8 days
- Resolvable
- ≥ 15 days
- station-7 fit
- amplitude 0.463 m, phase 238.2°, snr 104.1
Back to the table. Sum these into a curve. Data: /api/constituents.json