The Observatory main purpose is to contribute to the monitoring of global climate change monitoring standard meteorological parameters. The automatic weather station AWS Irene is located at Sitry on the antarctic plateau (71° 39′ 9″ S - 148° 39′ 20″ E) at 2094 m a.s.l., and has been installed on the 3 Decmber 2001, and has been removed 24 November 2016. It acquired, all year round, the meteorological variables of wind velocity, wind direction, temperature, pressure, relative humidity and solar radiation. The aws also monitored daily avarages of snow height.