The Astronomical New Moon is on Sunday 2 January 2022 at 6.35 pm.
The calculations for crescent visibility on Monday 3 January 2022 for London is as follows Sunset 4.05pmCrescent age 21 hours 30 minutes Moonset 4.38pmTime duration 33 minutes Crescent elongation 12.58 degrees Crescent altitude 2.49 degrees
Sighting is not possible on  3 January 2022.
1st Jamadil Aakher 1443AH will InshaAllah be on Wednesday 5 January 2022 in Europe