Night Light of Phetchaburi from space (Thailand) Src. Average luminocity for 10x10km area is 69.3983% and for 50x50km: 18.7023%.
Square area 10x10 km:
 10.82%
 10.82% 13.64%
 13.64% 12.55%
 12.55% 13.85%
 13.85% 15.37%
 15.37% 8.66%
 8.66% 15.8%
 15.8% 6.93%
 6.93% 2.38%
 2.38% 0%
 0% 0%
 0%Square area 50x50 km:
 0.59%
 0.59% 0.77%
 0.77% 3.54%
 3.54% 3.23%
 3.23% 3.45%
 3.45% 3.13%
 3.13% 4.16%
 4.16% 4.47%
 4.47% 7.15%
 7.15% 14.18%
 14.18% 55.34%
 55.34%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
13° 47' 44.6" North, 99° 14' 29.6" East
13° 6' 42.8" North, 99° 56' 40.8" East
12° 25' 34.2" North, 100° 38' 52.1" East
Some cities around Phetchaburi sort by population:
• Ratchaburi
		49.2 km =30.6 mi,  343°
343°
• Samut Sakhon
		60.1 km =37.3 mi,  36°
36°
• Cha-am
		34.8 km =21.6 mi,  176°
176°
• Tha Yang
		17.7 km =11 mi,  193°
193°
• Ban Phaeo
		56.1 km =34.9 mi,  18°
18°
• Samut Songkhram
		34.2 km =21.3 mi,  10°
10°
• Damnoen Saduak
		45.2 km =28.1 mi,  1°
1°
• Khao Yoi
		19.3 km =12 mi,  317°
317°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016