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Sunrise and Sunset Calculator — Free Online Tool
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Sunrise and Sunset Calculator

Calculate solar times and day duration based on location and declination

Formula Note: Cos(Hour Angle) = -Tan(Latitude) × Tan(Solar Declination)
Computes approximate local solar times for sunrise, sunset, and total day length.
Astronomical Parameters

Calculation Results

⚠️ For astronomy and solar education reference only. Calculated times are in solar time relative to solar noon (12:00 PM).

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