hf:solar-terrestrial-data
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hf:solar-terrestrial-data [2025/04/04 21:39] – formatting change 2e0itb | hf:solar-terrestrial-data [2025/06/16 19:40] (current) – [Solar Terrestrial Data] m0lte | ||
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From time to time you might come across an image like this, like those published at [[http:// | From time to time you might come across an image like this, like those published at [[http:// | ||
- | {{: | ||
- | This is solar-terrestrial data. Solar-terrestrial charts are used to evaluate radio propagation conditions. | + | [[https:// |
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+ | The above is LIVE solar-terrestrial data. Solar-terrestrial charts are used to evaluate radio propagation conditions. | ||
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+ | **TL;DR** [[hf: | ||
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+ | Here is a bit longer guide on how to interpret them. | ||
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- | Here is a bit of a guide on how to interpret them. | ||
===== Date and Time ===== | ===== Date and Time ===== | ||
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Visual indicator of Maximum Usable Frequency (MUF) across regions. | Visual indicator of Maximum Usable Frequency (MUF) across regions. | ||
- | * Blue: <6 MHz — poor | + | |
- | * Yellow/ | + | * Yellow/ |
- | * Red: >18 MHz — good | + | * Red: >18 MHz — good |
===== Quick Interpretation Tips ===== | ===== Quick Interpretation Tips ===== |
hf/solar-terrestrial-data.1743802776.txt.gz · Last modified: by 2e0itb