Texas APRS balloon crosses Atlantic The solar powered amateur radio APRS balloon BTL-42.1 W5BTR-11 has successfully crossed the Atlantic The balloon was released by the South Texas Balloon Launch Team on February 7 and its signal was picked up at 17:57 UT on February 10 off the coast of Northern Spain. The balloon payload normally transmits on 144.390 MHz FM but has the capability to switch to 144.800 MHz FM (5 kHz wide deviation, 25kHz channel spacing) when in range of Europe. Real-time track at http://aprs.fi/#!mt=roadmap&z=6&call=a%2FW5BTR-11&timerange=259200&tail=259200 Pics of balloon and payload at http://www.w5acm.net/b421.html The IARU Region 1 meeting in Vienna on April 15-17 will discuss Global Harmonization of the APRS frequencies, see http://amsat-uk.org/2016/01/27/iaru-paper-aprs-harmonisation/ http://www.southgatearc.org/news/2016/february/texas_aprs_balloon_crosses_atlantic.htm
Corrected URL http://aprs.fi/#!mt=roadmap&z=11&call=a/W5BTR-11&timerange=3600&tail=3600 Maybe it went down, no updates since the last position report.
The last reported position was over a day ago and altitude is zero feet, so that can't be good. Still, that's an interesting accomplishment.