{"id":501,"date":"2008-09-07T17:43:13","date_gmt":"2008-09-07T17:43:13","guid":{"rendered":"http:\/\/www.doctorross.co.za\/?p=501"},"modified":"2008-09-07T17:43:13","modified_gmt":"2008-09-07T17:43:13","slug":"real-time-sanae-geomagnetic-data","status":"publish","type":"post","link":"https:\/\/doctorross.co.za\/?p=501","title":{"rendered":"Real-time SANAE Geomagnetic Data"},"content":{"rendered":"<p><a href=\"http:\/\/spaceweather.hmo.ac.za\" target=\"_blank\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-502\" title=\"isesfullpage\" src=\"http:\/\/www.doctorross.za.net\/wp-content\/uploads\/2008\/09\/isesfullpage.jpg\" alt=\"\" width=\"500\" height=\"329\" srcset=\"https:\/\/doctorross.co.za\/wp-content\/uploads\/2008\/09\/isesfullpage.jpg 1010w, https:\/\/doctorross.co.za\/wp-content\/uploads\/2008\/09\/isesfullpage-300x197.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/p>\n<p>The <a title=\"HMO web page\" href=\"http:\/\/www.hmo.ac.za\" target=\"_blank\">Hermanus Magnetic Observatory<\/a>, one of the institutions with on-going research projects here at SANAE IV, has recently been made the (ISES) Regional Warning Centre for Africa.\u00c2\u00a0 As part of this initiative, the magnetic data collected here (and at other sites) is available online in real time via their web-page, <a title=\"See SANAE magnetic data in real time\" href=\"http:\/\/spaceweather.hmo.ac.za\" target=\"_blank\">spaceweather.hmo.ac.za<\/a>.\u00c2\u00a0 By using the drop-down lists (see picture above) you can select for the SANAE data, which is updated every 5 minutes.\u00c2\u00a0 A large and sharp drop in the magnetic field is usually accompanied by an aurora.\u00c2\u00a0 In the graph below, you can see that there was a drop of almost 300 nanoTesla in the total magnetic field last night, just after midnight.\u00c2\u00a0 This is the typical time, as we swing furtherest from the sun and the &#8216;tail&#8217; of the planet&#8217;s magnetic field passes overhead.<\/p>\n<p><a href=\"http:\/\/www.doctorross.za.net\/wp-content\/uploads\/2008\/09\/isesgraphs.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-503\" title=\"isesgraphs\" src=\"http:\/\/www.doctorross.za.net\/wp-content\/uploads\/2008\/09\/isesgraphs.jpg\" alt=\"\" width=\"460\" height=\"500\" srcset=\"https:\/\/doctorross.co.za\/wp-content\/uploads\/2008\/09\/isesgraphs.jpg 460w, https:\/\/doctorross.co.za\/wp-content\/uploads\/2008\/09\/isesgraphs-276x300.jpg 276w\" sizes=\"auto, (max-width: 460px) 100vw, 460px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Hermanus Magnetic Observatory, one of the institutions with on-going research projects here at SANAE IV, has recently been made the (ISES) Regional Warning Centre for Africa.\u00c2\u00a0 As part of this initiative, the magnetic data collected here (and at other sites) is available online in real time via their web-page, spaceweather.hmo.ac.za.\u00c2\u00a0 By using the drop-down [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10,4,17],"tags":[],"class_list":["post-501","post","type-post","status-publish","format-standard","hentry","category-antarctic-science","category-antarctica","category-aurora-australis"],"_links":{"self":[{"href":"https:\/\/doctorross.co.za\/index.php?rest_route=\/wp\/v2\/posts\/501","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/doctorross.co.za\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/doctorross.co.za\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/doctorross.co.za\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/doctorross.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=501"}],"version-history":[{"count":1,"href":"https:\/\/doctorross.co.za\/index.php?rest_route=\/wp\/v2\/posts\/501\/revisions"}],"predecessor-version":[{"id":504,"href":"https:\/\/doctorross.co.za\/index.php?rest_route=\/wp\/v2\/posts\/501\/revisions\/504"}],"wp:attachment":[{"href":"https:\/\/doctorross.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=501"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/doctorross.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=501"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/doctorross.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=501"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}