| Koumac Time | UTC | |
|---|---|---|
| 11:00 PM Tuesday Koumac Time (NCT) | ↔ | 12:00 PM Tuesday UTC |
| 12:00 AM Wednesday Koumac Time (NCT) | ↔ | 01:00 PM Tuesday UTC |
| 01:00 AM Wednesday Koumac Time (NCT) | ↔ | 02:00 PM Tuesday UTC |
| 02:00 AM Wednesday Koumac Time (NCT) | ↔ | 03:00 PM Tuesday UTC |
| 03:00 AM Wednesday Koumac Time (NCT) | ↔ | 04:00 PM Tuesday UTC |