Name Description Unit
H1/3 Average height of the highest 1/3 of the waves cm
TH1/3 Average period of the highest 1/3 of the waves s
H1/10 Average height of the highest 1/10 of the waves cm
H1/50 Average height of the highest 1/50 of the waves cm
T1/3 Average period of the longest 1/3 of the p eriods s
GGH Average height of all waves cm
GGT Average period of all waves s
AG2 Number of waves −
SPGH Standard deviation of the wave height cm
SPGT Standard deviation of the wave period s
Hmax Height of highest wave cm
Tmax Period of longest wave s
THmax Period of highest wave s
HCM Crest height, maximum positive value of all data within one analysis period cm
Table 4: Parameters from time domain processing of data collected (over a 20 [min] data block)
Name Description Unit
Nwt_zP Sum of periods of waves divided by analysis period −
Ndlr_H Number of valid sub-series of the signal in the vertical direction −
Ngd_zP Percentage of data-points that do not contain error code before preprocessing −
Nu_z Number of valid data-points that are rejected because of 0-sigma errors −
Nv_z number of valid data-points that are rejected because of 4-sigma errors −
Nd_z number of valid data-p oints that are rejected because of 4-delta errors −
Ni_z number of interpolated or extrapolated vertical wave motion data points −
Table 5: Quality parameters (over a 20 [min] data block)
Name Description Unit
H Average height over last 10 seconds cm
H1 Average height over last 1 minute cm
H5 Average height over last 5 minutes cm
H10 Average height over last 10 minutes cm
Table 6: parameters from waterline processing
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