Night Light of Longdendale (England) from space (United Kingdom) Src. Average luminocity for 10x10km area is 39.3307% and for 50x50km: 31.3872%.
Square area 10x10 km:
 6.08%
 9.13%
 4.89%
 2.38%
 3.97%
 6.48%
 7.41%
 8.73%
 11.24%
 17.99%
 21.69%Square area 50x50 km:
 9.67%
 7.26%
 2.94%
 3.02%
 3.65%
 3.41%
 2.93%
 2.97%
 5.72%
 9.27%
 49.17%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
53° 52' 59.4" North, 2° 42' 11.3" West
53° 28' 0" North, 2° 0' 0" West
53° 2' 45.7" North, 1° 17' 48.8" West
Some cities around Longdendale sort by population:
• Ashton-under-Lyne
		7 km =4.3 mi, 
290°
• Glossop
		4.3 km =2.7 mi, 
127°
• Hyde
		5.5 km =3.4 mi, 
252°
• Denton
		7.9 km =4.9 mi, 
262°
• Stalybridge
		4.4 km =2.7 mi, 
296°
• Dukinfield
		5.9 km =3.7 mi, 
278°
• Mossley
		5.8 km =3.6 mi, 
336°
• Haughton Green
		7.1 km =4.4 mi, 
246°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016