Special Event and 60-meter instances are running in 4 separate VMware virtual machines using micro-Server2003. They are served by the UI-WebserverĬomponent of five of those copies of UI-View32 The VHF, ISS "Satgate", Running simultaneously on the same computer. These displays are generated by 11 copies of UIview Level the other is a close-up aerial photo view of the venue. Produces two maps: One shows the vicinity of the event at county or state The Special Events page is used for ham fests,īalloon launches and other one-time events.Position reports from stations on the ground, relayed through the station'sĭigipeater on 145.825 MHz, are plotted on the map. When the station passes within range of my receive system in Haslett, MI, ( typicallyĥ00-800 miles / 800-1200 km), live off-the-air (RF-only) On the ground, in real time, as received from KJ4ERJ's Internet feed. Lansing-East Lansing area and the Michigan State University campus.Ĭurrent position of the International Space Station and it's radio footprint ThreeĪdditional maps show expanded detail in the Greater Detroit area, the (RF-only) two-meters activity on 144.39 MHz, as heard in Haslett, MI i.e. This is live off-the-air (RF-only) as heard in Haslett, Michigan The WA8LMF APRS webserver produces multiple map displays.ĪPRS activity.
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Presented in the style of a local TV weather forecast. The graph below shows sunspot count, whichĭirectly affects long-range (beyond the horizon) HF radio transmission On the upswing, promising better conditions on the higher HF bands over The changing values on this display are, again, due to theĮver-changing flow of energy and charged particles from the sun.ġ1-year-long solar activity cycle at the beginning of 2020. (Courtesy of US National Oceanic & Atmospheric Administration Real-Time Solar Activity Monitor (Last 72 Hours) Is a weakening or even complete fade-out of HF radio signals. Long-range (beyond the horizon) HF radio signals back to earth. These layers are responsible for reflecting When these intense blasts of X-rays reach theĮarth, they can temporarily disrupt the ionized layers of the earth's upperĪtmosphere (the ionosphere). X-ray radiation from the sun travels at the speed of light, reaching the earth a solar flare), 30 meters will have very poor conditions, or black out completely, causing very few (or no stations at When the solar X-ray flux plotted on the graph below has aīaseline above the first major division, or spikes reception) on 30 and 60 meters HF is highly sensitive to the level of solarĪctivity. Internet connections that severely firewall or otherwise restrict access to Īs a result, you may not be able to access it from some corporate or government Scroll around to see all parts of the maps.Īnd 10-meter IARU HF Propagation Beacons. TheseĪre large high-resolution map images - larger than mostīrowser windows. Michigan & Traverse City area from the APRS-IS feed. This page shows the APRS Internet System (APRS-IS) feed for Michigan andĪreas, combined with off-air receive from my location in Haslett, MI. By multiple instances of UI-View32 and it's companion UI-Webserver
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