MUF Report

Automated Report on Current Australian Ionospheric Conditions

(last updated 21 Jun 2025 23:01 UT)

Australian Region conditions at: 2300 UT 21/06/25 Station Vertical Maximum Usable Frequencies (MUFs) - average over last 2 hours ===================================================================================== Brisbane : depressed by -17% Canberra : near normal Cocos Is : depressed by -20% Darwin : near normal Hobart : near normal Learmonth : depressed by -27% Niue Is : depressed by -23% Norfolk Is : near normal Perth : near normal Sydney : no vertical MUF data. Townsville : near normal ========================================================================================= Antarctic Station Vertical Maximum Usable Frequencies (MUFs) - average over last 4 hours ========================================================================================= Casey : near normal Davis : no vertical MUF data or possible ionospheric absorption. Mawson : no vertical MUF data or possible ionospheric absorption. ==================================================================== Note: autoscaled data is used to produce this report. Antarctic region autoscaled data can be inaccurate. Please check online ionograms to confirm conditions. MUFs within 15% of monthly predicted values are described as normal.