Astronomical observations Jan Mayen (Svalbard and Jan Mayen)
| Sunrise | 01 h 00 am |
|---|---|
| Transition hour | 02 h 32 pm |
| Sunset | 01 h 00 am |
| Starting of civil twilight | 01 h 00 am |
| Termination of civil twilight | 01 h 00 am |
| Duration of sunshine |
| Sunrise | 12 h 00 am |
|---|---|
| Sunset | 12 h 00 am |
| Fraction illuminated | 87 % (dernier croissant) |