# Calendar types

Here are the different calendar types that can be used on your data in Talend Data Preparation.

Calendars used in different cultures around the world.

| Calendar | Description |
| --- | --- |
| Gregorian | https://en.wikipedia.org/wiki/Gregorian\_calendar |
| Hijri | https://en.wikipedia.org/wiki/Islamic\_calendar |
| Japanese | https://en.wikipedia.org/wiki/Japanese\_calendar |
| Minguo | https://en.wikipedia.org/wiki/Minguo\_calendar |
| ThaiBuddhist | https://en.wikipedia.org/wiki/Buddhist\_calendar |

Calendars that are based on a day count, starting from a specific reference date.

| Calendar | Description |
| --- | --- |
| Julian day | https://en.wikipedia.org/wiki/Julian\_day |
| Modified Julian day | https://en.wikipedia.org/wiki/Julian\_day |
| Epoch day | https://en.wikipedia.org/wiki/Unix\_time |
| Rata die | https://en.wikipedia.org/wiki/Rata\_Die |