Imaging Riometer Data at Zhongshan Station, Antarctica, Year 2005

The Imaging Riometer is to measure cosmic noise absorption caused by ionosphere with 8 by 8 antennas. It can monitor cosmic noise absorption at ionosphere D-region with spatial dimension of 300?300 km.The data is recorded on MO disks with two copies, one for Polar Research Institute of China, and the other goes to National Institute of Polar Research, Japan, according to the scientific agreement between the two institutes.