Night Light of Sarnia (Ontario) from space (Canada) Src. Average luminocity for 10x10km area is 83.3333% and for 50x50km: 11.4468%.
Square area 10x10 km:
28.57%
29.84%
9.37%
5.87%
9.05%
7.78%
3.17%
5.24%
1.11%
0%
0%Square area 50x50 km:
1.86%
2.24%
1.4%
0.84%
1.7%
1.85%
1.65%
1.7%
3.24%
5.75%
77.77%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
43° 29' 27.3" North, 83° 6' 25.9" West
42° 58' 43.2" North, 82° 24' 14.7" West
42° 27' 43.6" North, 81° 42' 3.4" West
Some cities around Sarnia sort by population:
• Port Huron, US
1.9 km =1.2 mi,
242°
• New Baltimore, US
42.8 km =26.6 mi,
219°
• Marysville, US
10 km =6.2 mi,
222°
• Camlachie
20.7 km =12.9 mi,
72°
• Richmond, US
34.3 km =21.3 mi,
236°
• Corunna
10.9 km =6.8 mi,
192°
• Saint Clair, US
18.8 km =11.7 mi,
200°
• Petrolia
24.2 km =15 mi,
121°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016