On Monday, 11 November 2019 stargazers from around the world will get the chance to watch a rare transit of Mercury. The innermost planet will cross the Sun’s disc over a period of around 5 and a half hours. The 2019 transit of Mercury will be visible from most parts of Europe including Portugal however the Sun will set before the transit ends
Below are the timings of the transit as viewed from Lisbon, Portugal (local time).
| Phase | Description | Time (WET) |
|---|---|---|
 | First Contact | 12:35 |
 | Second Contact | 12:37 |
 | Greatest Transit | 15:19 |
 | Sunset | 17:26 |
 | Third Contact (Sun below horizon) | 17:26 |
| Mercury Transit Ends (Sun below horizon) | 18:04 |
Visit our Transit Phases page for a full explanation of the phases of the transit of Mercury.
Visit our Live Webcast page to watch the transit live on the day!
Please Note: Transits of Mercury cannot be viewed directly with the naked eye. These events can only be observed with specialised, certified solar glasses or via indirect observation such as projection.
The next transit of Mercury after 2019 will not occur until November 2032.
