Night Light of Rochester (New Hampshire) from space (United States) Src. Average luminocity for 10x10km area is 29.4758% and for 50x50km: 7.3268%.
Square area 10x10 km:
 1.82%
 3.94%
 2.73%
 3.48%
 4.39%
 7.42%
 8.48%
 2.27%
 3.64%
 38.94%
 22.88%Square area 50x50 km:
 0.69%
 1.23%
 0.83%
 0.65%
 0.96%
 1%
 1.16%
 0.88%
 1.77%
 7.27%
 83.55%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
43° 48' 50.6" North, 71° 40' 43.5" West
43° 18' 16.3" North, 70° 58' 32.2" West
42° 47' 26.5" North, 70° 16' 21" West
Some cities around Rochester sort by population:
• Dover
		14.5 km =9 mi, 
145°
• Sanford
		22.1 km =13.7 mi, 
47°
• Somersworth
		10.1 km =6.3 mi, 
118°
• Durham
		19.4 km =12.1 mi, 
168°
• Barrington
		10.8 km =6.7 mi, 
212°
• South Berwick
		15.5 km =9.6 mi, 
120°
• Eliot
		22 km =13.7 mi, 
139°
• Lebanon
		14.2 km =8.8 mi, 
45°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016