Astronomical observations Ostrów Mazowiecka (Poland)
| Sunrise | 06 h 48 am |
|---|---|
| Transition hour | 11 h 16 am |
| Sunset | 03 h 44 pm |
| Starting of civil twilight | 06 h 10 am |
| Termination of civil twilight | 04 h 22 pm |
| Duration of sunshine | 08 h 56 |
| Sunrise | 09 h 41 am |
|---|---|
| Sunset | 04 h 11 pm |
| Fraction illuminated | 6 % (premier croissant) |