Observatories wait at least 45 minutes after the last bad weather event before opening. This ensures stable conditions and avoids rapid cycling of the roofs.
Seeing (arcsec)
(Data is not recorded when the observatories are closed)
Wind speed (km/h)
Cloud cover according to sky temperature (°C)
Night Sky Brightness (mag/arcsec²)
Ambient light levels
Temperature & Dew point (°C)
Humidity (%)
Real-Time Data Metrics
AAG Cloudwatcher
Temperature
17.15 °C
Avg on site: 12.99°C
Humidity
45 %
Avg on site: 20.58%
Wind Speed
9 km/h
Avg on site: 3.81 km/h
Dew Point
5.12 °C
Brightness: SunnyRain: DryClouds: Clear
Calculated since 2024-11-26 11:29:04
Alcor System Cyclope (Night-Only)
Last Seeing
1.45"
Avg on site: 1.07"
Best Seeing on Site
0.38"
2025-05-31 03:21:03
Last Session Best Seeing0.71"
2025-11-25 22:41:01
Data is not recorded when the observatories are closed.