Average daily sunspot numbers changed from 160 to 129.3 and averagedaily solar flux from 261.3 to 194.3. Geomagnetic numbers werehigher,...
magnetosphere
Solar activity was quiet over the past week, but geomagnetic numberswere way, way up. Average daily sunspot numbers dropped from...
Periods of G3 (Strong) geomagnetic storms are likely on 16 Sep 2024 due to coronal hole influences and the anticipated...
With sunspot numbers up and solar flux decreasing, we saw ten newsunspot groups this week; two on September 6, three...
Eight new sunspot groups emerged over the past week. Two appeared on August 30, three more on August 31, another...
Ten new sunspot groups appeared over this reporting week (August 15-21), but both solar flux and sunspot numbers were lower,...
With sunspot numbers and solar flux at times both above 300, recent daily space weather has been exciting for radio...
"ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 0211UT/09 AUGUST 2024 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. "Recent CME activity is...
Big increase in solar activity this week, with average daily sunspot number rising from 129 to 215.9, and solar flux...
Solar activity was a bit lower this week. Seven new sunspot groups appeared. The only day with no new sunspot...
New sunspot groups, nine in all, emerged on every day of this reporting week, July 4 to 10. One on...
This reporting week (May 30 to June 5) our Sun was active, with ninenew sunspot groups.One emerged on May 30,...
Release Date: May 25, 2024 Here is a summary of the news trending This Week in Amateur Radio. This week's...
This is a 1-hour version of the weekly podcast for This Week in Amateur Radio. For the full version please...
Release Date: May 18, 2024 Here is a summary of the news trending This Week in Amateur Radio. This week's...
This is a 1-hour version of the weekly podcast for This Week in Amateur Radio. For the full version please...
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 0248 UTC/02 FEBRUARY 2024 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. "A CME was...
Solar activity increased substantially over the past week, with twelve new sunspot groups. One appeared on January 11, five more...
The recent reporting week, December 21-27, saw counter-intuitive solar numbers, with solar flux rising but sunspot numbers in decline. This...
The Winter Solstice, the shortest day of the year in the NorthernHemisphere occurred at 0327 UTC on December 22. It...
There are a bunch of ways to estimate the age of a radio amateur, by the letters in their callsign,...
At 0046 UTC on September 8, the Australian Space Weather Forecasting Centre issued this alert: "A solar filament erupted from...
NASA's new sound clip, released on April 17, offers an eerie glimpse into the strange and unsettling sounds that Earth's magnetic...
