Night Light of Diwek (East Java) from space (Indonesia) Src. Average luminocity for 10x10km area is 63.8831% and for 50x50km: 25.6173%.
Square area 10x10 km:
 4.11%
 15.37%
 8.87%
 14.5%
 13.2%
 12.34%
 15.58%
 11.9%
 4.11%
 0%
 0%Square area 50x50 km:
 0.75%
 3.54%
 2.85%
 4.04%
 4.3%
 3.99%
 8.17%
 6.83%
 8.88%
 15.68%
 40.96%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
6° 52' 53.2" South, 111° 31' 40.7" East
7° 34' 44.3" South, 112° 13' 51.9" East
8° 16' 31.3" South, 112° 56' 3.2" East
Some cities around Diwek sort by population:
• Jombang
		3.7 km =2.3 mi, 
3°
• Mojokerto
		25.6 km =15.9 mi, 
60°
• Kertosono
		14.5 km =9 mi, 
268°
• Pare
		21.3 km =13.2 mi, 
189°
• Gampengrejo
		31.5 km =19.6 mi, 
228°
• Soko
		24.1 km =15 mi, 
63°
• Mojoagung
		13.2 km =8.2 mi, 
84°
• Ngoro
		12 km =7.5 mi, 
165°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016