Light pollution in Syria

9 cities · estimated Bortle class at each city centre

1 of 9 cities read Bortle 8–9 · 4 of 9 cities read Bortle 7–8 · 3 of 9 cities read Bortle 6–7 · 1 of 9 cities read Bortle 5–6. The darkest city centre on the list is Deir ez-Zor (Bortle 5–6).

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Cities, brightest first

#	City	Bortle (est.)	Brightness	2 classes darker
1	Damascus	8–9	255	~25 km E
2	Homs	7–8	235	~25 km W
3	Ḩamāh	7–8	229	~25 km SW
4	Latakia	7–8	247	~25 km WSW
5	Ţarţūs	7–8	246	~25 km WNW
6	Aleppo	6–7	188	~50 km ESE
7	Ar Raqqah	6–7	220	~25 km WSW
8	Al Ḩasakah	6–7	166	not within 90 km
9	Deir ez-Zor	5–6	72	not within 90 km

Brightness is the NASA VIIRS Black Marble 2016 value at the city centre on a 0–255 scale; 255 is saturated. Cities are ordered by estimated sky brightness, which also counts the light within 30 km.