this post was submitted on 29 Aug 2026
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[–] Zedstrian@sopuli.xyz 73 points 11 hours ago (37 children)

The team achieved 10 times better performance than GNSS systems, with a one nautical mile of positioning accuracy.

Variation up to a full nautical mile doesn't seem very accurate?

[–] Gsus4@mander.xyz 126 points 11 hours ago (8 children)

this article is better written:

https://science.report/discover/quantum-gravimeter-demonstrates-gps-free-navigation-in-coral-sea-trial-86654/

it maintained bounded position accuracy within 1 nautical mile over an 83-kilometer trajectory. This performance, achieved without access to satellite navigation, represents a more than tenfold improvement over standard navigation-grade inertial backup systems under similar conditions.

[–] SatanClaws@lemmy.world 11 points 7 hours ago (1 children)

Inertial navigation (INSS) and GNSS (Sat nav)is two completely different concepts. Too bad the article misses this. Perhaps AI hallucinations?

[–] Aqarius@lemmy.world 1 points 2 hours ago

No, it's saying it works better than INSS, without resorting to GNSS.

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