| Zurich Time | HDT | |
|---|---|---|
| 11:00 PM Thursday Zurich Time (CEST) | ↔ | 12:00 PM Thursday HDT |
| 12:00 AM Friday Zurich Time (CEST) | ↔ | 01:00 PM Thursday HDT |
| 01:00 AM Friday Zurich Time (CEST) | ↔ | 02:00 PM Thursday HDT |
| 02:00 AM Friday Zurich Time (CEST) | ↔ | 03:00 PM Thursday HDT |
| 03:00 AM Friday Zurich Time (CEST) | ↔ | 04:00 PM Thursday HDT |