‰ NOW 7 1/2 WPM ‰ TEXT IS FROM NOVEMBER 2012 QST PAGE 95 ‰ PREDICTION IS 27 HIGHER THAN THE PREVIOUS NASA PREDICTION SOLARSCIENCE. MSFC. NASA. GOV/PREDICT. SHTML. IT GENERALLY TAKES AN SSN OF OVER 50 TO OPEN 10 METERS FOR WORLDWIDE PROPAGATION. THE REQUIREMENTS ON 6 METERS FOR F2 ARE FAR HIGHER EMILS, W3EP, DATA INDICATES THE FIRST SIGNS LOW ‰ END OF 7 1/2 WPM TEXT ‰ QST DE W1AW ƒ