HF Systems
FORECAST SOL: Normal green MAG: Moderate yellow ION: Normal green
HomeHF SystemsAustralasiaHAP ChartsDaily HAP Charts Tuesday, Feb 21 2017 12:39 UT

Daily HAP Charts

These are Daily Area Predictions of communication frequencies for the present day and are based on SWS average maps of the ionosphere.

Follow the steps below to obtain your daily HAP charts.

Step 1: Select a Location

Step 2: Select a Universal Time (UT) Period

Step 3: Display HAP Chart OR Clear Request

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