Unidentified Russian Navy ship, RMTM, sent a sea water report on 4376.5 kHz CW Dec 20 at 2114 UTC to Russian Navy Northern Fleet Naval Base in Severodvinsk, RJD99 RMTM at position 65.06N 38.35E RJD99 answered on 6021.5 kHz goo.gl/maps/jE6d3rA...