Ocean Tides — Lunar & Solar Tidal Forces

Controls

Time speed: 1.0× (days/s) Moon distance: 1.00× (×384,400 km) Tide-gauge longitude: 0° Include Sun

Stats

Day0.0

Moon phase0.00

Lunar tidal a—

Solar tidal a—

Bulge height—

Gauge height—

Regime—

Tidal acceleration scales as 1/r³. The Moon dominates (Sun ≈ 46% as strong). When Sun and Moon align (new/full Moon) → spring tides; at quadrature (first/last quarter) → neap tides. Earth's surface rotates beneath two bulges, giving ~two highs per 24h 50min lunar day.