Astronomical observations Cambridge (United States)
| Sunrise | 06 h 31 am |
|---|---|
| Transition hour | 11 h 28 am |
| Sunset | 04 h 25 pm |
| Starting of civil twilight | 06 h 01 am |
| Termination of civil twilight | 04 h 55 pm |
| Duration of sunshine | 09 h 53 |
| Sunrise | 11 h 01 am |
|---|---|
| Sunset | 07 h 29 pm |
| Fraction illuminated | 9 % (premier croissant) |