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  • Solar Disk-2015-09-04.gif

    09/04/2015 | The K7RA Solar Update

    The Australian Bureau of Meteorology’s Space Forecast Centre issued a geomagnetic warning at 0009 UTC on September 4.
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  • Solar Flare

    02/06/2015 | The K7RA Solar Update

    Disturbed conditions possible in the week ahead
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  • Solar flare

    01/09/2015 | The K7RA Solar Update

    Quiet but unsettled conditions in the forecast
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  • Solar Disk 2015-01-07

    01/07/2015 | Unexpected Geomagnetic Storm Could Disturb HF Bands, Enhance 6 Meters

    An unexpected geomagnetic storm could disturb HF bands, enhance 6 meters.
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  • sunspot012110

    01/22/2010 | The K7RA Solar Update

    A steady stream of sunspot activity continues to dot the Sun. We had just one day with a daily sunspot number of 0 this week -- January 19 (Tuesday) when sunspot group 1040 moved over the horizon.
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  • 06/27/2008 | The K7RA Solar Update

    Recent days graced by sunspots were short lived. June 10-June 13 saw a single sunspot group, followed by two days with no spots then a week of spots from June 16-22. During that week, the sunspot number was 11 every day, the lowest non-zero sunspot number
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  • 05/02/2008 | The K7RA Solar Update

    For several weeks we expected today, May 2, to have active geomagnetic conditions. For instance, if you look at a forecast from April 23, it shows an expected planetary A index for May 1-3 of 10, 20 and 15. The next day, April 24, this changed to 8, 20 an
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  • 04/25/2008 | The K7RA Solar Update

    This week we had a couple of brief sunspot appearances -- 991 and 992 -- but they were both from Solar Cycle 23 and their emergence was fleeting. On Wednesday, April 23, the planetary A index rose to 32 due to a solar wind and south-pointing Interplanetar
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