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Bortle 2 ★ IDA International Dark Sky Park 📍 Colorado, United States

Black Canyon of the Gunnison National Park

38.5754000° N, -107.7416000° E • Elevation: 2500m

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🌌 About This Observing Location

Steep, dramatic sheer granite cliffs carved over 2 million years, providing dark sky viewing high above western Colorado.

Bortle Scale Class 2
Elevation 2500 m
Latitude 38.575°
Longitude -107.742°

☁️ 4-Night Stargazing Cloud Forecast

Updated hourly via Open-Meteo
Wed, Nov 4
86%
Avg Night Cloud
Sunset: 17:07
Sunrise: 06:41
Overcast Sky
Thu, Nov 5
99%
Avg Night Cloud
Sunset: 17:06
Sunrise: 06:42
Overcast Sky
Fri, Nov 6
65%
Avg Night Cloud
Sunset: 17:05
Sunrise: 06:43
Overcast Sky
Sat, Nov 7
4%
Avg Night Cloud
Sunset: 17:04
Sunrise: 06:44
Optimal Sky

✨ Darkness & Sky Quality

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

🛰️ ISS Transits & Flyovers

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