Build a clock! There are just so many choices to agonize ... handy edge mount SMA connector to receive the signals from a GPS satellite, and has a bidirectional UART to dump the NMEA time codes ...

PPP stands for Precise Point Positioning. This technology enables the server to utilize global or regional reference stations to make real-time estimations of satellite orbit errors, clock errors, etc ...

The Space Force booked the Vulcan rocket to launch this spacecraft in 2023, when ULA hoped to begin flying military ...