SFI = 165 A index = 18 K index = 2 SSN = 117 The SunSpot Number (SSN) is a commonly used index of solar activity. The daily sunspot. number was first introduced in 1848 by the Swiss astronomer, Johann Rudolph Read more…
Category: Archive
Unknown Intruder on 21 MHz Band….
IARUMS newsletter – Unknown intruder in 21 MHz band! IARU Monitoring System (IARUMS) Region 1 newsletter reports in June they received a new unknown signal in the 15m band. It was on 21003.5 kHz for several days with long–lasting transmissions, Read more…
Propagation and Space Weather….
SFI = 153 A index = 7 K index = 1 SSN = 113 GEOMAGNETIC STORM WATCH: Minor G1-class geomagnetic storms are possible on July 13th when a high-speed stream of solar wind is expected to hit Earth’s magnetic field. The stream is a mix Read more…
Special Australian station for Fleet Air Arm anniversary….
GB2RS News Team | July 8, 2022 VK75FAA is a special callsign celebrating the 75th anniversary of the formation of the Fleet Air Arm, the Royal Australian Navy’s aviation branch. Activity will continue until the end of October. The callsign will be Read more…