Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.1 6/24/83; site mgweed.UUCP Path: utzoo!watmath!clyde!burl!ulysses!mhuxr!ihnp4!mgnetp!mgweed!rjr From: rjr@mgweed.UUCP (Bob Roehrig) Newsgroups: net.ham-radio Subject: arrl propagation forecast bulletin nr 6 Message-ID: <15508@mgweed.UUCP> Date: Mon, 11-Feb-85 19:25:50 EST Article-I.D.: mgweed.15508 Posted: Mon Feb 11 19:25:50 1985 Date-Received: Tue, 12-Feb-85 06:46:45 EST Organization: AT&T Consumer Products - Montgomery Illinois Lines: 26 qst de k9eui hr propagation forecast bulletin nr 6 from arrl headquarters newington ct february 10, 1985 to all radio amateurs bt thus far in the month of february the solar flux has been 2 to 6 points higher than it was one solar rotation ago. the trend to higher solar flux and sunspot numbers began in the middle of january. the author of these bulletins expects the trend to continue through about february 14, keeping the muf slightly higher than it was in early january. the earths magnetic field was active for several days prior to bulletin time. conditions were becoming more favorable in this respect, making for more stable propagation on all dx frequencies except 28 mhz, where still little more than marginal north south dx can be expected. the propagation charts in qst will continue to be on the optimistic side, as they are based on much higher solar flux and sunspot numbers than we are likely to see for some time. american sunspot numbers for january 31 to february 6 were between 25 and 9 with a mean of 18.1 ar