The K7RA Solar Update

24 March 2017 kb5wck 0
03/24/2017 The Sun just finished an extended period (16 days) of zero sunspots. There were none on March 4, one visible on March 5, then […]

The K7RA Solar Update

10 March 2017 kb5wck 0
03/10/2017 Over four days last week, we saw a blank Sun, starting with March 4. On March 5, the sunspot number was 11 (indicating a […]

The K7RA Solar Update

3 March 2017 kb5wck 0
03/03/2017 On March 2 at 2353 UTC the Australian Space Forecast Centre issued a geomagnetic disturbance warning for March 3. “The Earth is currently under […]