SB PROP @ ARL $ARLP006
ARLP006 Propagation de K7RA
ZCZC AP06
QST de W1AW
Propagation Forecast Bulletin 6 ARLP006
From Tad Cook, K7RA
Seattle, WA February 10, 2023
To all radio amateurs
SB PROP ARL ARLP006
ARLP006 Propagation de K7RA
A period of rising solar activity returned this week.
Ten new sunspot groups appeared this reporting week (February 2-8),
two on February 3, one each on February 4-5, four more on February
6, and two more on February 8.
On February 9, three more sunspot groups emerged.
Early on February 9 Spaceweather.com reported a large emerging
sunspot over our Sun's southeast horizon.
Average daily sunspot number this week rose from 80.7 to 95.1, and
average daily solar flux from 139.5 to 155.9.
On Thursday, February 9 both the sunspot number and solar flux were
above the average for the
...
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