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FORECAST SOL: Moderate yellow MAG: Disturbed red ION: Disturbed red Looking for something? Site search go to search page
HomeProducts and ServicesClient SupportSFO ArincHourly HAP Charts Saturday, Aug 29 2015 12:34 UT
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Hourly HAP Charts

These are Hourly Area Predictions (HAP) of communication frequencies based on current observed global ionospheric world map. Because of the variability of the ionosphere this type of prediction can only be made for the current hour.

SFO Oakland and Anchorage Flight Information Regions

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