Night Light of Bikramganj (Bihar) from space (India) Src. Average luminocity for 10x10km area is 38.2421% and for 50x50km: 21.5089%.
Square area 10x10 km:
 2.58%
 2.58% 5.56%
 5.56% 3.97%
 3.97% 2.18%
 2.18% 5.75%
 5.75% 3.77%
 3.77% 7.54%
 7.54% 16.87%
 16.87% 29.17%
 29.17% 22.22%
 22.22% 0.4%
 0.4%Square area 50x50 km:
 0.53%
 0.53% 1.25%
 1.25% 1.17%
 1.17% 1.3%
 1.3% 2.31%
 2.31% 4.12%
 4.12% 6.07%
 6.07% 7.46%
 7.46% 14.03%
 14.03% 28.17%
 28.17% 33.59%
 33.59%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
25° 50' 42.8" North, 83° 33' 7.1" East
25° 12' 38.6" North, 84° 15' 18.3" East
24° 34' 22.5" North, 84° 57' 29.6" East
Some cities around Bikramganj sort by population:
• Dehri
		35.1 km =21.8 mi,  192°
192°
• Dumraon
		39.4 km =24.5 mi,  344°
344°
• Daudnagar
		24.5 km =15.2 mi,  143°
143°
• Jagdīspur
		33 km =20.5 mi,  29°
29°
• Piro
		20.2 km =12.6 mi,  48°
48°
• Nāsriganj
		19.2 km =11.9 mi,  157°
157°
• Koāth
		12.9 km =8 mi,  2°
2°
• Shāhpur
		46.1 km =28.6 mi,  18°
18°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016