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Table 3 Horizontal gradient of sound speed estimated from different profiles

From: Estimation of temporal and spatial variation of sound speed in ocean from GNSS-A measurements for observation using moored buoy

 Reference sound speed profile observed on:
 Each epoch6 June 20175 June 2019
  1. Note. ΔV magnitude of horizontal gradient (m/s/km), ϕ azimuth angle (degrees) RMS rms error of residual between observed and calculated travel time (ms)