From Southgate ARC News:
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.
BLT-42.1 balloon 1910 GMT on February 10, 2016
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.
Pics of balloon and payload at
The IARU Region 1 meeting in Vienna on April 15-17 will discuss Global Harmonization of the APRS frequencies, see