Shelekhov A.P., Zuev V.V., Pavlinsky A.V., Shelekhova E.A., Mordus D.P., Ilin G. N., Bykov V. Yu., Stempkovskiy V. G., Shishikin A. M. The results of radiometric monitoring of the state of the atmosphere in the coastal zone of the Gulf of Finland during the aircraft icing period