Sky Image at Koyama Astronomical Observatory
Last Update: Sat Oct 17 01:08:01 JST 2026

All Sky Camera

The all sky camera at rooftop on the Koyama Astronomical Observatory will auto-upload images to the website every 5 minutes.

Previous images [pre1] [pre2] GIF Animation [about 15MB]

Weather data

Current conditions

2026/10/17 01:00 JST Outside Inside
Temperature 16.2 C 20.3 C
Humidity 87 % (Outside1) 50 % (Dome)
You MUST close the dome if (Outside1)>=90%
Wind speed and direction 0.0 m/s ENE
Rain 0.0 mm/hrs
Air pressure 1024.8 hPa
Legends:
Outside1 - VantagePro2 sensor on observatory roof
Dome - VantagePro2 sensor near dome entrance

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Links : Hiroshima(HHAO)

Our sky monitor is set up on the rooftop of Koyama Astronomical Observatory [KAO blog.],
Kyoto Sangyo University, Japan. (since 2010/12/25)