Astronomical observations Chelsea (United States)
| Sunrise | 06 h 21 am |
|---|---|
| Transition hour | 11 h 27 am |
| Sunset | 04 h 33 pm |
| Starting of civil twilight | 05 h 52 am |
| Termination of civil twilight | 05 h 03 pm |
| Duration of sunshine | 10 h 12 |
| Sunrise | 02 h 22 am |
|---|---|
| Sunset | 03 h 14 pm |
| Fraction illuminated | 25 % (premier quartier) |