This reporting week (May 30 to June 5) our Sun was active, with ninenew sunspot groups.One emerged on May 30,...
sunspots
SB PROP ARL ARLP020 ARLP020 Propagation de K7RA Solar activity was quiet this week. Average daily sunspot number slipped from...
Aurora Propagation, Northern Lights The sun has been busy, and it’s been a mixed bag for radio amateurs. Earlier this...
The Earth is in a danger zone right now as we're in the middle of a solar maximum. That was...
"ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 2302 UTC/09 MAY 2024 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. "Four halo CMEs...
"ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED 1817 UTC/02 MAY 2024 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. "A period of planetary...
I did not see last Monday's eclipse, except on television. Here in the Pacific Northwest, we only got a 20%...
A dramatic increase in solar activity emerged over the past week, and geomagnetic activity reacted as well. Two new sunspot...
Over March 14-20, new sunspot groups emerged every day except March19. March 18 had two, and each of the other...
Until March 6, new sunspot groups emerged daily over the past reporting week, February 29 through March 6. One new...
"ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 2208 UTC/29 FEBRUARY 2024 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. "A filament eruption...
"ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 0248 UTC/02 FEBRUARY 2024 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. "A CME was...
Just four new sunspot groups emerged this reporting week, January 18-24, one on each day, January 18-21. But it looks...
Solar activity increased substantially over the past week, with twelve new sunspot groups. One appeared on January 11, five more...
Eight new sunspot groups emerged over this reporting week, January4-10.Four new sunspot groups appeared on January 5, another two onJanuary...
Only four new sunspot groups emerged over the past week, one onDecember 28, another on December 31, and two more...
"GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 0132 UTC ON 15 DECEMBER 2023 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. "Two predominately...
There are a bunch of ways to estimate the age of a radio amateur, by the letters in their callsign,...
Sustained radio emissions originating from high over a sunspot are getting researchers thinking in new directions. Unlike solar radio bursts —...
Release Date: December 2, 2023 Here is a summary of the news trending This Week in Amateur Radio. This week's...
"GEOMAGNETIC DISTURBANCE WARNING 23/74 ISSUED AT 2321UT/29 NOVEMBER 2023 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. "Several CMEs are expected...
Five new sunspot groups emerged this week, one on August 17, another August 18, two more on August 21 and...
Two new sunspot groups appeared on August 3, three more on August 7, and another on August 9. But solar...
Average daily sunspot numbers declined slightly over the past week (July 20-26) to 128.1, compared to 130.6 over the previous...
Average daily sunspot numbers declined, but average daily solar flux increased. Sunspot averages were 181.9 last week, and 130.6 this...
