Keskmine GPS koordinaadid postiindeks ts23: 54.603, -1.269

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videod linnad:
>> Cowpen Bewley TS23, County Durham, England, GPS koordinaadid: 54.6032,-1.269
>> Billingham TS23, County Durham, England, GPS koordinaadid: 54.6083,-1.2921
>> Haverton Hill TS23, County Durham, England, GPS koordinaadid: 54.598,-1.2459