The KB7TBT Space Weather and Ham Radio Propagation Page

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Click Here: VHF Propagation Map


 

   

 

VHF Aurora : Status
144 MHz Es in EU : Status
144 MHz Es in NA : Status

 

Solar X-rays: Geomagnetic Field:

Status
Status

  

 

 

 


The HAP chart is a guide to frequency selection for HF communications between mobiles and a specified base station.




 

 


 

 

SOHO - 17.1nm

SOHO 17.1nm

SOHO - 19.5nm

SOHO 19.5nm

SOHO - 28.4nm

SOHO 28.4nm

SOHO - 30.4nm

SOHO 30.4nm

 

EIT 171 EIT 304 EIT 284 EIT 195 Continuum Photospheric Magnetogram CA II Magnetogram Catania Sunspot Groups

 


 

 

Links



 

Created - 2/5/2007

Updated - 12-1-2018

Worldwide HAM Radio QSL Website