-
11/20/2009 | The K7RA Solar Update
Sunspot 1029 made its trip around the Sun and has re-emerged as sunspot 1032. A new sunspot 1033 has come over the Sun's eastern limb. This steady appearance of sunspots has raised the MUF over many paths, and 15 meters is beginning to open regularly.
Learn More -
10/09/2009 | The K7RA Solar Update
Sweet memories of that 11-day run of sunspots ending on the second day of this month will eventually fade. So far, the number of spotless days is seven -- or perhaps eight by later today -- with the last sunspot seen on October 1. A peek at the latest STE
Learn More -
10/02/2009 | The K7RA Solar Update
With the appearance of two sunspots, the past 11 days had some nice HF propagation. Combined with quiet geomagnetic conditions and month after month of quiet Sun, it seems quite a dramatic relief. Sunspot 1026 has faded away, and sunspot 1027 -- which app
Learn More -
09/18/2009 | The K7RA Solar Update
The STEREO mission (Solar TErrestrial RElations Observatory) Web site shows a new display, where the Sun is visible via an animated image that rotates to show the whole Sun. The small portion on the Sun's far side -- which is not yet visible to the spacec
Learn More -
06/05/2009 | The K7RA Solar Update
It is so great to see some real Solar Cycle 24 sunspot activity this week. Instead of a phantom that pops into view one day and is gone the next, we have sunspot 1019, which has persisted for five days so far. Emerging on Sunday, May 31, the resulting dai
Learn More -
10/17/2008 | The K7RA Solar Update
Finally, we are seeing Solar Cycle 24 sunspots that don't emerge on one day, only to evaporate the next. That's right -- sunspots, as in two or more. On Friday, October 10, sunspot 1005 emerged at high latitude over our Sun's eastern limb; that day's suns
Learn More
Search for Amateur Radio News
