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A sunrise and sunset calculator computes the exact times of sunrise, sunset, and civil/nautical/astronomical twilight for any location and date based on latitude, longitude, and the equation of time. At 60°N latitude in June, sunset can occur after 10 PM; in December, before 3:30 PM.
ステップバイステップガイド
- 1Input location and date
- 2Calculate solar position
- 3Determine sunrise/sunset times
解いた例
入力
New York, June 21
結果
Sunrise 5:30am, Sunset 8:30pm
Summer solstice
避けるべきよくある間違い
- ✕Not double-checking results
- ✕Ignoring edge cases
よくある質問
What does this calculator do?
Input values
How do I use this calculator?
System calculates
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