Night Light of San Pa Tong (Chiang Mai) from space (Thailand) Src. Average luminocity for 10x10km area is 45.5372% and for 50x50km: 33.8102%.
Square area 10x10 km:
 0%
 2.48%
 7.02%
 5.37%
 6.61%
 9.71%
 22.73%
 27.27%
 15.29%
 3.51%
 0%Square area 50x50 km:
 4.97%
 6.6%
 6.64%
 3.41%
 3.69%
 4.89%
 7.38%
 6.81%
 5.99%
 11.1%
 38.52%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
19° 17' 35.7" North, 98° 11' 33.4" East
18° 37' 41.8" North, 98° 53' 44.6" East
17° 57' 38.5" North, 99° 35' 55.9" East
Some cities around San Pa Tong sort by population:
• Chiang Mai
		20.3 km =12.6 mi, 
27°
• Lampang
		73.2 km =45.5 mi, 
120°
• Lamphun
		12.9 km =8 mi, 
114°
• San Kamphaeng
		26.9 km =16.7 mi, 
61°
• Hang Dong
		7 km =4.3 mi, 
20°
• Pa Sang
		12.2 km =7.6 mi, 
157°
• Chom Thong
		33.1 km =20.6 mi, 
224°
• Mae Tha
		31.6 km =19.6 mi, 
125°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016