Astronomical observations North Sumatra (Indonesia)
| Sunrise | 06 h 06 am |
|---|---|
| Transition hour | 12 h 07 pm |
| Sunset | 06 h 08 pm |
| Starting of civil twilight | 05 h 44 am |
| Termination of civil twilight | 06 h 30 pm |
| Duration of sunshine | 12 h 02 |
| Sunrise | 01 h 01 am |
|---|---|
| Sunset | 01 h 25 pm |
| Fraction illuminated | 29 % (lune gibbeuse) |