Night Light of Koelwār (Bihar) from space (India) Src. Average luminocity for 10x10km area is 50.6098% and for 50x50km: 42.0343%.
Square area 10x10 km:
 4.73%
 4.73% 7.2%
 7.2% 4.55%
 4.55% 6.82%
 6.82% 9.47%
 9.47% 12.69%
 12.69% 7.95%
 7.95% 20.45%
 20.45% 24.81%
 24.81% 1.33%
 1.33% 0%
 0%Square area 50x50 km:
 4.95%
 4.95% 6.73%
 6.73% 4.21%
 4.21% 5.03%
 5.03% 6.84%
 6.84% 7.96%
 7.96% 9.63%
 9.63% 10.46%
 10.46% 13.34%
 13.34% 20.98%
 20.98% 9.87%
 9.87%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
26° 12' 47" North, 84° 5' 39.8" East
25° 34' 50" North, 84° 47' 51" East
24° 56' 40.8" North, 85° 30' 2.3" East
Some cities around Koelwār sort by population:
• Patna
		33.9 km =21.1 mi,  87°
87°
• Arrah
		13.7 km =8.5 mi,  258°
258°
• Chāpra
		22.8 km =14.2 mi,  347°
347°
• Dinapore
		25.9 km =16.1 mi,  75°
75°
• Khagaul
		24.9 km =15.5 mi,  90°
90°
• Revelganj
		28.3 km =17.6 mi,  325°
325°
• Dighwāra
		28 km =17.4 mi,  49°
49°
• Maner
		10.5 km =6.5 mi,  46°
46°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016