Astronomical observations Chalfont Saint Peter (United Kingdom)
| Sunrise | 07 h 15 am |
|---|---|
| Transition hour | 11 h 46 am |
| Sunset | 04 h 17 pm |
| Starting of civil twilight | 06 h 39 am |
| Termination of civil twilight | 04 h 53 pm |
| Duration of sunshine | 09 h 01 |
| Sunrise | 11 h 02 am |
|---|---|
| Sunset | 05 h 42 pm |
| Fraction illuminated | 9 % (premier croissant) |