Sunrise and sunset Río Cuarto
Sunday, December 31, 2017
| Start | End | |
|---|---|---|
| Morning astronomical twilight | 04:30 | 05:08 |
| Morning nautical twilight | 05:08 | 05:43 |
| Morning civil twilight | 05:43 | 06:12 |
| Sunrise and sunset | 06:12 | 20:28 |
| Evening civil twilight | 20:28 | 20:57 |
| Evening nautical twilight | 20:57 | 21:32 |
| Evening astronomical twilight | 21:32 | 22:10 |
