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Lunar X and V
- These are famous optical features on the moon, visible through telescopes.
o - When the terminator or line between light and dark on the moon, which is located in just the right place, it appears as the letter X and V on the moon’s surface.
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2026 Timetable – Visibility Timetable
(Not confirm details yet – To be followed ASAP)
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| Monday 26th January 2026 | –………18:00 / 6pm…(GMT) |
| Friday 13th February 2026 | –………18:00 / 6pm…(GMT) |
| Saturday 14th March 2026 | –………18:00 / 6pm…(GMT) |
| Sunday 12th April 2026 | –………18:00 / 6pm…(BST) |
| Monday 11th May 2026 | –………18:00 / 6pm…(BST) |
| Tuesday 9th June 2026 | –………18:00 / 6pm…(BST) |
| Wednesday 8th July 2026 | –………18:00 / 6pm…(BST) |
| Thursday 6th August 2026 | –………18:00 / 6pm…(BST) |
| Friday 4th September 2026 | –………18:00 / 6pm…(BST) |
| Saturday 3rd October 2026 | –………18:00 / 6pm…(BST) |
| Sunday 1st November 2026 | –………18:00 / 6pm…(GMT) |
| Tuesday 29th December 2026 | –………18:00 / 6pm…(GMT) |
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- Seven months of 2026 when the X and V are visible.
o - However, as stated above, clair-obscure effects are difficult to observe on a daytime Moon, but they are also harder to observe when the Moon is very low because of atmospheric disturbances.
o - See more photos
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2026 Timetable – Visibility Timetable
(Bold text for the UK observers)
- Monday 6th January – 17:00 / 5pm UT (photos: 5pm & 9.30pm)
- Wednesday 5th February – 07:30 / 7.30am UT
- Thursday 6th March – 22:30 / 10:30pm UT
- Saturday 5th April – 12:30 / 12:30pm BST
- Monday 5th May – 01:15 / 1.15am BST
- Wednesday 3rd June – 13:00 / 1pm BST
- Wednesday 2nd July – 23.30 / 11.30pm BST
- Friday 1st August – 10:30 / 10:30am BST
- Sunday 31st August – 21:15 / 9.15pm BST
- Monday 29th September – 08:30 / 08:30am BST
- Wednesday 29th October – 21:00 / 9pm BST
- Thursday 27th November – 01:15 / 1.15am UT
- Saturday 27th December – 01:00 / 1am UT
(See more photos)
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