Well here it is, 52.18858719N 23.02934837E , near a village called Wolka Nosowska. Close up image here(A Kalinowski):
Twoje forum lotnictwa lotnictwo.net.pl - PZL-Mielec TS-11 Iskrabis - 311 - 1H-0311 - Poland: Other location - Wólka Nosowska( ) | Aleksander Kalinowski (EPBC Spotters)
No idea what it is doing there, nor what, if any, airfield is assocaiated!