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Table 1 Ship information and standard deviations derived from AIS data, except for gross tonnage, which was taken from MarineTraffic (https://www.marinetraffic.com/)

From: Extracting clearer tsunami currents from shipborne Automatic Identification System data using ship yaw and equation of ship response

IDaVessel typeGross tonnageDraught (m)Length (m)Breadth (m)Standard deviationsb
COG–HDG (deg.)V (m/s)
#1Cargo16585.098.5215.00.680.081
#2Cargo4994.574.7112.00.570.057
#3Tanker29986.4104.8115.50.490.051
#4Cargo85665.3119.520.40.670.073
#5Tanker33194.599.815.81.040.078
#6Cargo14,7907.516730.20.510.103
#7Tanker7484.574.9911.50.330.035
#8Tanker38694.8104.9416.00.500.063
#9Cargo12,5266.719924.50.480.089
#10Tanker414N/A57.2910.00.730.067
#11Cargo36926.311520.00.320.045
#12N/A4994.076.213.00.760.083
#13Cargo7485.08314.00.610.057
     Average0.590.068
  1. aSerial IDs are used instead of MMSIs to protect vessel privacy
  2. bStandard deviations are calculated from time series during 2 h before the tsunami generation (Figs. 4b and 6b)