Yet another Latvia radisonde that hit pretty advanced GPS / GNSS jamming. Hint: radiosondes do not supposed to fly perfect circle for such time.

#radiosonde #sonde #sondehub #gps #gnss #jamming

https://sondehub.org/#!mt=Mapnik&mz=14&qm=12h&mc=54.69881,31.9288&f=S4030489&q=S4030489