Class TidalPrediction

java.lang.Object

org.episteme.natural.earth.oceanography.TidalPrediction

public class TidalPrediction
extends Object

Tidal prediction using harmonic analysis.

Since:

1.0

Author:

Silvere Martin-Michiellot, Gemini AI (Google DeepMind)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	TidalPrediction.TidalConstituent

Field Summary

Fields

Modifier and Type	Field	Description
static final Real	K1_SPEED
static final Real	M2_SPEED
static final Real	M4_SPEED
static final Real	N2_SPEED
static final Real	O1_SPEED
static final Real	S2_SPEED

Method Summary

Modifier and Type	Method	Description
static Real	hoursToNextHighTide(Real currentHoursFromEpoch)	Hours to next high tide
static Real	maxTidalRange(TidalPrediction.TidalConstituent[] constituents)	Max tidal range: 2 * sum of amplitudes
static Real	predictHeight(Real meanSeaLevel, TidalPrediction.TidalConstituent[] constituents, Real hoursFromEpoch)	Predict height: h(t) = h₀ + Σ Aᵢ cos(ωᵢt - φᵢ)
static TidalPrediction.TidalConstituent[]	simpleSemidiurnalModel(Real m2Amp, Real m2Phase, Real s2Amp, Real s2Phase)	Simple M2+S2 model

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

M2_SPEED

public static final Real M2_SPEED

S2_SPEED

public static final Real S2_SPEED

N2_SPEED

public static final Real N2_SPEED

K1_SPEED

public static final Real K1_SPEED

O1_SPEED

public static final Real O1_SPEED

M4_SPEED

public static final Real M4_SPEED

Method Details

predictHeight

public static Real predictHeight(Real meanSeaLevel,
 TidalPrediction.TidalConstituent[] constituents,
 Real hoursFromEpoch)

Predict height: h(t) = h₀ + Σ Aᵢ cos(ωᵢt - φᵢ)

maxTidalRange

public static Real maxTidalRange(TidalPrediction.TidalConstituent[] constituents)

Max tidal range: 2 * sum of amplitudes

simpleSemidiurnalModel

public static TidalPrediction.TidalConstituent[] simpleSemidiurnalModel(Real m2Amp,
 Real m2Phase,
 Real s2Amp,
 Real s2Phase)

Simple M2+S2 model

hoursToNextHighTide

public static Real hoursToNextHighTide(Real currentHoursFromEpoch)

Hours to next high tide