B-mode gaps (or duplicate numbers) in sounding sequence:
(The soundings numbered below exist, gaps are in between),
773573 to 773575
773800 to 773802
773989 to 773991
774095 to 774097
774097 to 774099
774099 to 774101
774101 to 774103
774103 to 774105
774105 to 774107
774107 to 774109
774109 to 774111
774111 to 774113
774113 to 774115
774115 to 774117
774117 to 774119
774119 to 774121
774121 to 774123
774123 to 774125
774125 to 774127
774127 to 774129
774129 to 774131
774131 to 774133
774133 to 774135
774135 to 774137
774137 to 774139
774139 to 774141
774141 to 774143
774143 to 774145
774145 to 774147
774147 to 774149
774149 to 774151
774151 to 774153
774153 to 774155
774155 to 774157
774157 to 774159
774159 to 774161
774161 to 774163
774163 to 774165
774165 to 774167
774167 to 774169
774169 to 774171
774171 to 774173
774173 to 774175
774175 to 774177
774177 to 774179
774179 to 774181
774181 to 774183
774183 to 774185
774185 to 774187
774187 to 774189
774189 to 774191
774192 to 774194
774194 to 774196
774196 to 774198
774198 to 774200
774200 to 774202
774202 to 774204
774811 to 774813
774857 to 774859
775274 to 775276
775971 to 775973
776267 to 776269
776269 to 776271
776271 to 776273
776273 to 776275
776275 to 776277
776277 to 776279
776279 to 776281
776281 to 776283
776283 to 776285
776285 to 776287
776287 to 776289
776289 to 776291
776291 to 776293
776293 to 776295
776295 to 776297
776297 to 776299
776299 to 776301
776301 to 776303
776303 to 776305
776305 to 776307
776307 to 776309
776309 to 776311
776311 to 776313
776313 to 776315
776315 to 776317
776317 to 776319
776319 to 776321
776321 to 776323
776323 to 776325
776325 to 776327
776327 to 776329
776329 to 776331
776331 to 776333
776333 to 776335
776335 to 776337
776337 to 776339
776339 to 776341
776341 to 776343
776343 to 776345
776345 to 776347
776347 to 776349
776349 to 776351
776351 to 776353
776353 to 776355
776355 to 776357
776358 to 776360
776360 to 776362
776362 to 776364
776364 to 776366
776366 to 776368
776368 to 776370
776370 to 776372
776372 to 776374
776445 to 776447