Sky Image at Koyama Astronomical Observatory

Last Update: Sun Jan 22 18:57:02 JST 2017

All Sky Camera

Between 6:00pm and 5:00am JST the camera will auto-upload images to the website every 5 minutes.

Previous images [pre1] [pre2] GIF Animation of the last 3 hours[about 15MB]

Cloud Sensor

Data Archive

Weather data

Current conditions

2017/01/22 18:53 JST Outside Inside
Temperature 2.4 C 10.1 C
Humidity 72 % (Outside1) 43 % (Dome) 40 % (WINERED2)
You MUST close the dome if (Outside1)>=90% or (WINERED2)>=80%.
Wind speed and direction 1.3 m/s NNW
Rain 0.0 mm/hrs
Air pressure 1018.6 hPa
Outside1 - VantagePro2 sensor on observatory roof
Outside2 - Wireless sensor near dome window
Dome - VantagePro2 sensor near dome entrance
ALDER - Wireless sensor attached to ADLER
LOSA/F2 - Wireless sensor on LOSA/F2 optical bench
WINERED1 - Wireless sensor on WINERED optical bench
WINERED2 - Wireless sensor on FLAT system rack

Last 24 hours

Last 7 days

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)