timestamp,date & time,rx_call,rx_grid,snr G3CWI,snr G3YFG,snr diff,freq G3CWI,freq G3YFG,tx_grid G3CWI,tx_grid G3YFG,power_dbm G3CWI,power_dbm G3YFG,drift G3CWI,drift G3YFG,distance,azimuth