>It isn't NTP which is the limit, but the GPS receiver acquiring lock from
>scratch after an indeterminate period of being switched off. The GPS
>could take minutes to lock and declare that it has valid time.
>From the spec sheet for the Garmin GPS 18x:
Reacquisition: Less than 2 seconds
Hot: Approx. 1 second (all data known)
Warm: Approx. 38 seconds (initial position, time, and
almanac known; ephemeris unknown)
Cold: Approx. 45 seconds
I believe that's typical of modern GPS receivers.
--
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