4 ms·

You're thinking of "Selective Availability", whereby a (random walk IIRC) was added to the signal to deliberately reduce accuracy. It was turned off in 2000 (th

You're thinking of "Selective Availability", whereby a (random walk IIRC) was added to the signal to deliberately reduce accuracy. It was turned off in 2000 (though it could be turned back on at any time): https://en.wikipedia.org/wiki/Error_analysis_for_the_Global_Positioning_System#Selective_availability https://en.wikipedia.org/wiki/Error_analysis_for_the_Global_...

pacificmint 10y ago
> though it could be turned back on at any time That's true right now, but the new GPS-III satellites do not have that feature anymore, so in the future it will not be possible to turn SA on again. The link you posted explicitly mentions that.