4 ms·
To the first hop? 600ms is the round-trip latency of geo.
To the first hop? 600ms is the round-trip latency of geo.
Indeed, so 600ms to the Ground station (and then normal latency on top of that)
No, 600 is the total. The propagation delay just to and from the satellite is roughly 500ms. The rest is internet latency and queuing delay.