| Usinsk Time | SAST | |
|---|---|---|
| 12:00 AM Sunday Usinsk Time (MSK) | ↔ | 11:00 PM Saturday SAST |
| 01:00 AM Sunday Usinsk Time (MSK) | ↔ | 12:00 AM Sunday SAST |
| 02:00 AM Sunday Usinsk Time (MSK) | ↔ | 01:00 AM Sunday SAST |
| 03:00 AM Sunday Usinsk Time (MSK) | ↔ | 02:00 AM Sunday SAST |
| 04:00 AM Sunday Usinsk Time (MSK) | ↔ | 03:00 AM Sunday SAST |