this post was submitted on 06 Mar 2025
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Milestone: NASA achieved GPS signals on Moon (www.techexplorist.com)
submitted 3 days ago by empireOfLove2@lemmy.dbzer0.com to c/technology@lemmy.world
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[–] empireOfLove2@lemmy.dbzer0.com 4 points 2 days ago* (last edited 2 days ago) (1 children)

Their achieved accuracy was +/- 1.5km and +/- 2m/s

Which is an improvement in of itself. That improves flying craft navigation to and from the moon into something significantly easier to automate and coordinate between multiple ships, more than ballistic dead reckoning.

[–] britaliope@kourjetez.bzh 1 points 2 days ago (1 children)

is it really such a huge deal ? Afaik "ballistic dead rekoning" is really, really accurate and isnt difficult to automate (it's mostly math after all)

[–] itslilith@lemmy.blahaj.zone 1 points 1 day ago

For longer missions it helps to be able to re-calibrate, as with dead-reckoning, the errors cumulate