Solar X-rays: Geomagnetic Field:

From n3kl.org

 

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

From The DXrobot

  Hainan Island Ionospheric Observatory, China http://159.226.23.71/ Go to: HAARP Ionospheric Research Observatory in Gakona http://www.haarp.alaska.edu/haarp/data.html Go to: Applied Electromagnetic Research Center, Space Environment Group Japan http://wdc-c2.nict.go.jp/IONO/index_E.html Go to: Ionospheric Group, National Observatory of Athens, Greece http://www.iono.noa.gr/ Go to: Ionospheric Research Group, Space Physics Group, Hermanus Magnetic Observatory, South Africa http://phlinux.ru.ac.za/hoia/ Go to: The Australian Space Weather Agency http://www.ips.gov.au/ Go to: UK Solar System Data Centre http://www.ukssdc.ac.uk/wdcc1/wdc_menu.html Go to: The Ionosonde Juliusruh http://www.iap-kborn.de/index.php?id=262&L=1 Go to: Dourbes (Belgium) - Digisonde http://digisonde.oma.be/ Pruhonice/Praha (Czech) - Digisonde http://147.231.47.3/ Rome (Italy) - AIS http://ionos.ingv.it/spaceweather/start.htm Observatori de'lEbre (Spain) - Digisonde http://dgs.obsebre.es/ Ionosonde Station List at NOAA/NGDC (Boulder/CO) http://www.ngdc.noaa.gov/stp/IONO/grams.html

Latest MUF / FOT Charts :: Propagation Resource Center :: HFRadio.org

http://hfradio.org/latest_chart.html

 

Grid Square Conversion ( Courtesy of AMSAT)

The Maidenhead Locator System is used to divide the world up into grid squares, identified by a four-character or six-character grid square locator. This form allows you to enter either a grid square locator to Convert to Lat/Lon, coordinates.  

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Grid Square

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