Night Light of Helpman (Groningen) from space (Netherlands) Src. Average luminocity for 10x10km area is 51.2929% and for 50x50km: 6.3647%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
53° 37' 1.5" North, 5° 52' 36" East
53° 11' 52.6" North, 6° 34' 47.2" East
52° 46' 28.8" North, 7° 16' 58.5" East
Some cities around Helpman sort by population:
• Groningen
2.5 km =1.6 mi, 339°
• Korrewegwijk
3.9 km =2.4 mi, 348°
• Oosterpark
2.9 km =1.8 mi, 7°
• Haren
3.5 km =2.2 mi, 145°
• Bedum
11.5 km =7.1 mi, 7°
• Roden
12.5 km =7.8 mi, 237°
• Selwerd
4.5 km =2.8 mi, 337°
• Eelde
7 km =4.3 mi, 189°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016