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    Open water GPS drifting

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    • gerasimosG Offline
      gerasimos Bronze Member @Artus Diver
      last edited by

      @Artus-Diver this such a small deviation in the GPS is (in my opinion) absololutely nomral in a sea or lake enviroment

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      • A Offline
        Artus Diver @gerasimos
        last edited by

        @gerasimos
        Of course, as I mentioned, I don’t have a major problem, but comparing my previous tracks from before the update, they look much better.

        OWS 1.jpg

        I think Suunto should investigate this.

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        Suunto 9 Baro Titanium
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        • Ars VitaeA Offline
          Ars Vitae Bronze Member
          last edited by

          I agree, same for me, since December 2024 GPS goes crazy as hell. Previously, I had not noted any problem. Let’s hope Suunto is aware of this and is working on a fix. I have let go the accuracy of this watch in the pool, but if this negative trend continues for open water swimming it will mean that the brand is moving away from supporting disciplines such as triathlon and swimming marathons.

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          • Ars VitaeA Offline
            Ars Vitae Bronze Member
            last edited by

            To give an example:
            suuntoIMG_8928_.jpg

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            • Ze StuartZ Online
              Ze Stuart Gold Members
              last edited by Ze Stuart

              I have one better. I started and finished within a few meters of each other, and swam in relatively straight lines up and down the beach, going down ~100m, back and so on. I know the distance because of the grounds on the beach, and can measure it using satellite maps…

              If anyone wants to say ‘GNSS soak!’ I cycled for about 30m to the beach, and let the watch ‘soak’ for about 5m while getting ready. It had copied the bike ride to the watch before I swap, so it will have had opportunity to update the A-GPS.

              This was with a Race, not a Vertical.

              409f1507-95a2-4fbd-895b-b5aee3b1bf4b-image.jpeg

              b471f8ee-3ed3-4499-97f0-55fdca3da114-image.png

              Then this was with a Vertical. Better… but for an out-and-back swim in calm water, not great.

              e58f7b6a-8953-4d1d-8c40-9b506e704c13-image.png

              https://zulusierra.co

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              • Ars VitaeA Offline
                Ars Vitae Bronze Member @Ze Stuart
                last edited by

                @Ze-Stuart This is really crazy. Suunto, what happened to your devices…!?

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                • gerasimosG Offline
                  gerasimos Bronze Member @Ze Stuart
                  last edited by gerasimos

                  @Ze-Stuart Exactly the same GPS behavor .
                  maybe @Dimitrios-Kanellopoulos can give an andvice 🤙

                  Suunto Vertical Ti
                  Suunto S9 gen1
                  Suunto Ambit3 peak

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                  • PavlasP Offline
                    Pavlas
                    last edited by

                    I should mention again that my brother has no problem with Ocean. Ocean’s last firmware is from December? So I would look for a problem somewhere after that time.

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                    • Ze StuartZ Online
                      Ze Stuart Gold Members @Pavlas
                      last edited by

                      @Pavlas yes, I think as long as the firmware rollback also rolls back the firmware of the GNSS receiver I think we could have decent OWS again.

                      https://zulusierra.co

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                      • A Offline
                        Artus Diver @Ars Vitae
                        last edited by

                        @Ars-Vitae said in Open water GPS drifting:

                        I agree, same for me, since December 2024 GPS goes crazy as hell. Previously, I had not noted any problem. Let’s hope Suunto is aware of this and is working on a fix. I have let go the accuracy of this watch in the pool, but if this negative trend continues for open water swimming it will mean that the brand is moving away from supporting disciplines such as triathlon and swimming marathons.

                        Can you share your pool swimming experience?
                        What do you think about the “new” algorithm?
                        What are your thoughts on swimming style recognition?

                        Suunto Viper
                        Suunto HelO2
                        Suunto Ambit 3 PEAK
                        Suunto 9 Baro Titanium
                        Suunto Vertical

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