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June 2026

Rennes, France48.1173, -1.6778
lightpollutionmap.info
Light Pollution:
Bortle 6SQM 19.2
1→ 2
1
Difficult
2→ 3
2
Difficult
3→ 4
3
Difficult
4→ 5
3
Difficult
5→ 6
3
Difficult
6→ 7
4
Moderate, begin of night
7→ 8
4
Moderate, begin of night
8→ 9
5
Moderate, begin of night
9→ 10
6
Moderate, begin of night
10→ 11
6
Moderate, begin of night
11→ 12
7
Moderate, begin of night
12→ 13
8
Moderate, begin of night
13→ 14
8
Excellent
14→ 15
9
Excellent
15→ 16
9
Excellent
16→ 17
9
Excellent
17→ 18
8
Moderate, end of night
18→ 19
7
Moderate, end of night
19→ 20
6
Moderate, end of night
20→ 21
6
Moderate, end of night
21→ 22
5
Moderate, end of night
22→ 23
5
Moderate, end of night
23→ 24
4
Moderate, end of night
24→ 25
4
Difficult
25→ 26
3
Difficult
26→ 27
3
Difficult
27→ 28
2
Difficult
28→ 29
1
Difficult
29→ 30
1
Difficult
30→ 1
0
Difficult