使用方法
- Search for a major city in the city selector or enter latitude and longitude manually。
- Click Use my location to auto-fill coordinates from your device。
- Pick a date with the date picker。
- Read the table showing astronomical, nautical, and civil dawn and dusk, plus sunrise, solar noon, and sunset。
範例
- Selecting London on 2026-06-21 shows sunrise at 04:43 and sunset at 21:21 with all twilight stages listed。
- Entering lat 71.17, lon 25.78 (Nordkapp) on a summer date shows "—" for sunrise and sunset, indicating polar day — times shown in your local timezone。