4 ms·

> as long as latency is known? Ah, but how do you know latency, without accurate clocks? :) Accurate clocks facilitates measuring latency, which is used to ca

by loxias 2y ago

> as long as latency is known? Ah, but how do you know latency, without accurate clocks? :) Accurate clocks facilitates measuring latency, which is used to calculate distance. :)

lxgr 2y ago
True, but the accurate clock doesn’t need to be aboard the satellites as long as they have continuous (low-jitter) connectivity to the timing source, and Iridium and newer Starlink satellites do.
chipsa 2y ago
How does NTP work? GPS is stratum 0. Starlink could be effectively stratum 1.