Keskmine GPS koordinaadid postiindeks bt19: 54.659, -5.688

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videod linnad:
>> Bangor BT19, County Down, Northern Ireland, GPS koordinaadid: 54.6534,-5.6689
>> Crawfordsburn BT19, County Down, Northern Ireland, GPS koordinaadid: 54.6581,-5.7323
>> Groomsport BT19, County Down, Northern Ireland, GPS koordinaadid: 54.6756,-5.6179
>> Helens Bay BT19, County Down, Northern Ireland, GPS koordinaadid: 54.65,-5.7333