Sunrise and sunset Alta
Sunday, December 19, 2021
| Start | End | |
|---|---|---|
| Morning astronomical twilight | 06:12 | 07:31 |
| Morning nautical twilight | 07:31 | 09:19 |
| Morning civil twilight | 09:19 | - |
| Sunrise and sunset | polar night | polar night |
| Evening civil twilight | - | 13:28 |
| Evening nautical twilight | 13:28 | 15:16 |
| Evening astronomical twilight | 15:16 | 16:36 |
