TABLE 1 - Sample Output of Directional Wave Spectrum 



DIRECTIONAL WAVE SPECTRA AND FOURIER COEFFICIENTS 



DATE AND TIME OF RUN : 14-JUL-82 AT 1 1:45 

 DATE PROCESSED : 28-MAY-85 



SEBEX 







RUN NO 



. X7D 













SEGMENTS = 16. 



RUN LENGTH (SEC) = 1088.00C 





ISKIP = 1 



EFFECTIVE SAMPLE RATE = 2.000 HERTZ 



SEGMENT SIZE = 256 



NO. 



DEGREES OF FREEDOM = 32 



STATISTICAL BANDWIDTH = 0.016 





COMMENTS : BUOY IN FREE DRIFT MODE 

















SUMMARY 



























TH. MEAN 



TH. STD. DEV. 



PSD. STD. DEV. 









HEAVE 





-4.83348 E-02 





7.27473E-01 





7.061 75E-01 









N-S SLOPE 



1.26573E03 





6.59533 E02 





6.5991 4 E-02 









E-W SLOPE 



5.26705E-03 





4.021 44E-02 





3.86603 E-02 







SPECTRAL COEFFICIENTS 































MEAN 



PRINC 







FREQ 



AO 



A1 



B1 



A2 



B2 



DIR 



ANG 



SPREAD 



PERIOD 



(hertz) 













(deg) 



(deg) 



(deg) 



(sec) 



0.047 



8.628 E-02 



-3.116E-01 



1.100 E-01 



7. 084 E-01 



7.309 E-02 



327.6 



-10.1 



66.3 



21.3 



0.055 



1.111 E-01 



-1.886E-01 



1.154E-01 



7.102E-01 



-1.415E-01 



315.5 



-18.6 



71.5 



18.2 



0.063 



4.932 E-02 



1 .486 E-02 



-7.053 E-02 



7.756E-01 



-1.242 E-02 



88.9 



166.5 



78.1 



15.9 



0.070 



2.1 69 E-01 



2.890 E-01 



-3.987 E-02 



8.491 E-01 



2.564 E-02 



159.1 



167.9 



68.2 



14.3 



0.078 



3.821 E-01 



2.751 E-01 



^793 E-02 



8.254E-01 



-5.658 E-02 



157.1 



165.0 



688 



12.8 



0.086 



2.109E+00 



1.971 E-01 



-4.955 E-02 



7.832E-01 



-7.867 E-02 



152.9 



164.1 



72.3 



11.6 



0.094 



3.139E-H0O 



1.978E-01 



-3.332E-02 



8.785 E-01 



-6.661 E-02 



157.4 



164.8 



72.4 



10.6 



0.102 



3.107E+00 



1 .054 E-01 



-1.923 E-02 



9.205 E-01 



-9.581 E-02 



156.7 



164.0 



76.6 



9.8 



0.109 



1 .834E4O0 



1 .381 E-01 



-4.349 E-02 



8.1 40 E-01 



-6.032 E-02 



149.5 



164.9 



74.9 



9.2 



0.117 



1 .951 E+00 



-1.983 E-02 



-1 026E-01 



6.935E-01 



6.618E-02 



66.1 



-10.3 



76.7 



8.5 



0.125 



1.771 E+00 



6.498 E-02 



6.314E-02 



6.507 E-01 



2.383E-01 



211.2 



177.1 



77.3 



8.0 



0.133 



1.693 E+00 



3.230 E-01 



3.731 E-02 



6.825E-01 



1.110E-01 



173.6 



171.6 



66.6 



7.5 



0.141 



2. 5 74 E+00 



2.376E-01 



2.856 E-02" 



6.018E-01 



-1.167E-01 



173.9 



161.5 



70.7 



7.1 



0.148 



3.104E+00 



2.610E-01 



6.021 E-02 



6.569 E-01 



1.967 E-01 



180.0 



175.3 



69.3 



6.8 



0.156 



4.902 E+00 



3.818E-01 



1 794E-01 



6.222 E-01 



4.377 E-01 



192.2 



184.6 



61.6 



6.4 



0.164 



6. 466 E+00 



3.291 E-01 



3.232E-01 



2.982E-01 



3.837 E-01 



211.5 



193.1 



59.5 



6.1 



0.172 



7. 900 E+00 



4.445 E-01 



3.628E-01 



1 .859E-01 



2.088 E-01 



206.2 



191.2 



52.9 



5.8 



0.180 



5.064 E+00 



5.835 E-01 



3.022 E-01 



3.816E-01 



2.709 E-01 



194.4 



184.7 



47.5 



5.6 



0.188 



2.454E+00 



4.862 E-01 



3. 028 E-01 



4.303 E-01 



1.056 E-01 



198.9 



173.9 



53.0 



5.3 



0.195 



1.855 E+00 



6.095 E-01 



3.089E-01 



4.835E-01 



2.025E-01 



193.9 



178.4 



45.6 



5.1 



0.203 



2.447 E+00 



6.454 E-01 



3.539E-01 



4.034 E-01 



3.485E-01 



195.7 



187.4 



41.6 



4.9 



0.211 



1 .901 E+00 



6.069 E-01 



3.288E-01 



5.222 E-01 



2.331 E-01 



195.4 



179.0 



45.1 



4.7 



0.219 



1.858 E+00 



5.227E-01 



4.994 E-01 



2.416E-01 



4.370E-01 



210.7 



197.5 



42.7 



4.6 



0.227 



1.1 57 E+00 



3.568 E-01 



4.389E-01 



2.935E-01 



3.1 83 E-01 



217.9 



190.7 



53.4 



4.4 



0.234 



6.744E-01 



3.821 E-01 



3.144E-01 



3.845E-01 



4. 066 E-01 



206.4 



190.3 



57.6 



4.3 



0.242 



5.866 E-01 



3.834E-01 



2.476E-01 



4.215E-01 



1 .729E-01 



199.9 



178.2 



59.7 



4.1 



0.250 



6.748 E-01 



4.362 E-01 



2.220E-01 



5.1 30E-01 



-9.1 68 E-02 



194.0 



161.9 



57.9 



4.0 



0.258 



5.610E-01 



3.519E-01 



2. 053 E-01 



2.959E-01 



-2.265 E-03 



197.3 



166.8 



62.4 



3.9 



0.266 



4.024 E-01 



2.399 E-01 



1.023E-01 



4.249E-01 



-1.057 E-01 



190.1 



160.0 



69.7 



3.8 



0.273 



4.424E-01 



3.780E-01 



1 .549 E-01 



6.201 E-01 



2. 090 E-01 



189.3 



176.3 



62.3 



3.7 



0.281 



3.714E-01 



3.716E-01 



4.451 E-02 



7.347E-01 



-^1.542 E-02 



173.8 



165.2 



64.1 



3.6 



0.289 



3.539 E-01 



8.899 E-02 



3.1 74E-02 



5.297 E-01 



-1.455E-01 



186.6 



159.3 



77.1 



3.5 



0.297 



4.539 E-01 



-3.516E-02 



1.019E-01 



3.309 E-01 



1.645 E-02 



276.0 



-11.6 



76.5 



3.4 



SIGNIFICANT WAVE HEIGHT IS 2.8 FEET 



THE SPECTRAL BANDWIDTH PARAMETER IS 0.080 



THE AVERAGE PERIOD IS 6.1 SEC 



NOTE : WAVES ARE COMING FROM THE MEAN DIRECTION. 

 EPSILON IS 0.233 



39 



