Night Light of Halden (Østfold) from space (Norway) Src. Average luminocity for 10x10km area is 29.5465% and for 50x50km: 6.5436%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
59° 29' 1.4" North, 10° 41' 3.9" East
59° 7' 29.2" North, 11° 23' 15.1" East
58° 45' 43.4" North, 12° 5' 26.4" East
Some cities around Halden sort by population:
• Fredrikstad
28.1 km =17.5 mi, 291°
• Sarpsborg
23.7 km =14.7 mi, 318°
• Tønsberg
58 km =36 mi, 285°
• Moss
53.9 km =33.5 mi, 309°
• Horten
60.8 km =37.8 mi, 302°
• Askim
52.5 km =32.6 mi, 345°
• Strömstad, SE
24 km =14.9 mi, 210°
• Mysen
47.8 km =29.7 mi, 355°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016