Night Light of Sappemeer (Groningen) from space (Netherlands) Src. Average luminocity for 10x10km area is 20.7374% and for 50x50km: 7.2779%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
53° 35' 1.1" North, 6° 5' 13.8" East
53° 9' 51" North, 6° 47' 25" East
52° 44' 26" North, 7° 29' 36.3" East
Some cities around Sappemeer sort by population:
• Groningen
16.1 km =10 mi, 292°
• Veendam
8.7 km =5.4 mi, 137°
• Hoogezand
2 km =1.2 mi, 261°
• Oosterpark
15.2 km =9.4 mi, 295°
• Haren
12.1 km =7.5 mi, 274°
• Oude Pekela
16.1 km =10 mi, 114°
• Eelde
15.5 km =9.6 mi, 258°
• Helpman
14.5 km =9 mi, 284°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016