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Bortle 2 ★ World's First Starlight Tourism Destination 📍 Alentejo, Portugal

Alqueva Dark Sky Reserve

38.2000000° N, -7.4833000° E • Elevation: 180m

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🌌 About This Observing Location

Spanning over 3,000 square kilometers around Lake Alqueva, blessed with over 280 clear nights a year and remarkably transparent skies.

Bortle Scale Class 2
Elevation 180 m
Latitude 38.2°
Longitude -7.483°

☁️ 4-Night Stargazing Cloud Forecast

Updated hourly via Open-Meteo
Wed, Nov 4
0%
Avg Night Cloud
Sunset: 17:27
Sunrise: 06:58
Optimal Sky
Thu, Nov 5
7%
Avg Night Cloud
Sunset: 17:26
Sunrise: 07:00
Optimal Sky
Fri, Nov 6
83%
Avg Night Cloud
Sunset: 17:25
Sunrise: 07:01
Overcast Sky
Sat, Nov 7
79%
Avg Night Cloud
Sunset: 17:24
Sunrise: 07:02
Overcast 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

Astronotify continuously computes SGP4 high-precision orbital chords for the International Space Station passing across the Sun and Moon.

Track this spot to compute personalized solar & lunar transit predictions.