Night Light of Portmarnock (Leinster) from space (Ireland) Src. Average luminocity for 10x10km area is 45.7698% and for 50x50km: 21.6144%.
Square area 10x10 km:
Square area 50x50 km:
Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
53° 50' 24" North, 6° 50' 26.2" West
53° 25' 23" North, 6° 8' 15" West
53° 0' 7.2" North, 5° 26' 3.7" West
Some cities around Portmarnock sort by population:
• Swords
6.7 km =4.2 mi, 307°
• Malahide
3.3 km =2.1 mi, 340°
• Donaghmede
3.2 km =2 mi, 210°
• Baldoyle
2.7 km =1.7 mi, 163°
• Raheny
4.9 km =3 mi, 215°
• Kinsealy-Drinan
4.9 km =3 mi, 298°
• Darndale
4.3 km =2.7 mi, 232°
• Artane
6.4 km =4 mi, 231°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016