September 10, 2024

This Week in Amateur Radio

North America's Premiere Amateur Radio News Magazine

Sunspot

Via the RSGB: Propagation News – 1 September 2024

Read more at RSGB.co.uk

We had a good week for HF propagation, at least until we had a Kp index of 5.67 on Wednesday, the 28th. This was caused by the Bz component of the interplanetary magnetic field moving into a south-pointing position.

Luckily, it didn’t last long and geomagnetic conditions were back to normal by Thursday.

The solar flux index remains above 200 with no sign of it dropping. But solar flare activity has not diminished either with 16 M-class flares over the past seven days and more than 60 C-class events. There remains a 55 percent chance of a further M-class flare and a 10 percent chance of an X-class event.

Tuesday, the 27th, saw some good activity on the upper HF bands with the 10m band opening up at times. VK has been heard on 28MHz in the mornings, which bodes well for the coming months. […]

Radio Society of Great Britain – Main Site – Read More