Ionospheric Summary and Forecast

Ionospheric Summary

(last updated 08 Dec 2023 23:46 UT)

Date T index 08 Dec 103 Observed Australian Regional MUFs Cocos Island Region: Near predicted monthly values. Niue Island Region: Near predicted monthly values. Northern Australian Region: Mostly near predicted monthly values. Southern Australian Region: Near predicted monthly values. Antarctic Region (Casey/Davis/Mawson): Near predicted monthly values over the UT day. Monthly T index: Month T index Nov 114 Dec 100 Jan 98

Ionospheric Forecast

(last updated 08 Dec 2023 23:46 UT)

Date T index MUFs 09 Dec 100 Near predicted monthly values 10 Dec 100 Near predicted monthly values 11 Dec 100 Near predicted monthly values COMMENT: Maximum usable frequencies (MUFs) were near predicted monthly values in the Australian region on UT day 08-Dec. Sporadic E observed at times at Hobart and Canberra. MUFs are expected to be near predicted monthly values over 09-11 Dec. A short duration shortwave fadeout was observed for eastern Australian locations in association with the R2 flare at 08/2307UT. Isolated minor shortwave fadeouts are possible.