Mayo Dark Sky Park (Ballycroy)

54.0167000° N, -9.7000000° E • Elevation: 90m

🌌 About This Observing Location

Unspoiled Atlantic blanket bog and the Nephin Beg mountain range, shielding observers completely from urban light domes.

Bortle Scale Class 2

Elevation 90 m

Latitude 54.017°

Longitude -9.7°

Updated hourly via Open-Meteo

Wed, Nov 4

38%

Avg Night Cloud

Sunset: 16:58

Sunrise: 07:45

Fair Sky

Thu, Nov 5

44%

Avg Night Cloud

Sunset: 16:56

Sunrise: 07:47

Fair Sky

Fri, Nov 6

83%

Avg Night Cloud

Sunset: 16:55

Sunrise: 07:49

Overcast Sky

Sat, Nov 7

90%

Avg Night Cloud

Sunset: 16:53

Sunrise: 07:51

Overcast Sky

Class 2: Truly dark site with negligible glow.

Naked-Eye Limiting Mag: 7.1 – 7.5 mag

Milky Way Visibility: Brilliant with complex structures

Zodiacal Light: Distinct in spring/autumn

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