Sunrise and sunset Ōyama
Saturday, December 18, 2021
| Start | End | |
|---|---|---|
| Morning astronomical twilight | 05:19 | 05:49 |
| Morning nautical twilight | 05:49 | 06:21 |
| Morning civil twilight | 06:21 | 06:49 |
| Sunrise and sunset | 06:49 | 16:38 |
| Evening civil twilight | 16:38 | 17:06 |
| Evening nautical twilight | 17:06 | 17:37 |
| Evening astronomical twilight | 17:37 | 18:08 |
