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Near Real Time MUF map

Here is a near real time MUF map ….     Near-Real-Time MUF map   This map shows the Maximum Usable Frequencies (MUFs) for 3000 kilometre radio signal paths. The current sunspot number (SSN) and Planetary A-index are also updated every 30 minutes; found at the base of this image. The grey line position, the …

Solar Wind

  These plots shows the current extent and position of the auroral oval in the northern and southern hemisphere, extrapolated from measurements taken during the most recent polar pass of the NOAA POES satellite. The red arrow in the plot, that looks like a clock hand, points toward the noon meridian. The statistical pattern depicting …