{"id":168,"date":"2012-10-16T10:48:11","date_gmt":"2012-10-16T08:48:11","guid":{"rendered":"http:\/\/f5len.org\/blog\/?page_id=168"},"modified":"2026-02-07T18:26:02","modified_gmt":"2026-02-07T17:26:02","slug":"bands-rate","status":"publish","type":"page","link":"https:\/\/f5len.org\/blog\/introduction-a-lotw\/bands-rate\/","title":{"rendered":"bands rate"},"content":{"rendered":"<p><a href=\"http:\/\/f5len.org\/blog\/wp-content\/uploads\/2012\/10\/2007_rate_ex.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-169\" title=\"2007_rate_ex\" src=\"http:\/\/f5len.org\/blog\/wp-content\/uploads\/2012\/10\/2007_rate_ex.jpg\" alt=\"\" width=\"260\" height=\"257\" \/><\/a><\/p>\n<p>Few years ago I wrote for my own amusement the first version of this pic. This image is generated \u00ab\u00a0on the fly\u00a0\u00bb with datas extract from the Dx Cluster .<br \/>\nThe goal is to provide a graphical view of the ham radio activity on all HF bands, 6m and 2m band.<\/p>\n<p>What infos ares displayed?<\/p>\n<p>The datas are provide from the lasts 250 dx spots.<br \/>\n&#8211; the number of spots on each band<br \/>\n&#8211; a bargraph relative to the umount of spots for each band<br \/>\n&#8211; if the bar is bleue, that&rsquo;s mean that the activity on the band is normal or less.<br \/>\n&#8211; if the bar is yellow, the activity of the band is above the normal.<br \/>\n&#8211; derivated rate of the dx spots (average\/hour).<br \/>\n&#8211; some informations about the sun like SFI and SSN .<br \/>\n&#8211; the 4 lasts dx spots<\/p>\n<p>How \u00ab\u00a0normal\u00a0\u00bb band activity is estimated?<br \/>\nFor each band a statistic spot\/mn indice was estimated from more than 3 millions of dxspots. This amount of spots were collected on the cluster network other the pasts 3 years.<br \/>\nBy this way, the actual activity of a band is compare with the \u00ab\u00a0normal\u00a0\u00bb activity estimated earlier. Some weighting have to be done, because of the time dependent activity of each band (ie: 80m is more active during the night than in the daylight).<\/p>\n<p>How to insert this image in a web page?<br \/>\nCopy and past this simple code:<\/p>\n<p><em>&lt;img src=\u00a0\u00bbhttp:\/\/cluster.f5len.org\/sun\/band_rate.php\u00a0\u00bb width=\u00a0\u00bb260&Prime; height=\u00a0\u00bb257&Prime;&gt;<\/em><\/p>\n<p>Notice \ud83d\ude42<br \/>\nDx cluster is a great tool, but remember that the best way to dxing is<strong> L I S T E N I N G!<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Few years ago I wrote for my own amusement the first version of this pic. This image is generated \u00ab\u00a0on the fly\u00a0\u00bb with datas extract from the Dx Cluster . The goal is to provide a graphical view of the &hellip; <a href=\"https:\/\/f5len.org\/blog\/introduction-a-lotw\/bands-rate\/\">Continuer la lecture <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":147,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-168","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/pages\/168","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/comments?post=168"}],"version-history":[{"count":3,"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/pages\/168\/revisions"}],"predecessor-version":[{"id":187,"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/pages\/168\/revisions\/187"}],"up":[{"embeddable":true,"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/pages\/147"}],"wp:attachment":[{"href":"https:\/\/f5len.org\/blog\/wp-json\/wp\/v2\/media?parent=168"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}