It turns out the GPS satellites are in a separate reference frame from the experiment and once you account for the effects of relativity between the frames, the difference is about 60 nanoseconds.
- "Carry your gun - it's a lighter burden than regret." --Breda
"I figure a sucking chest wound is a pretty damned good warning."
"Without the First Amendment, you are a slave. Without the Second, you are a child." -- Doctor Zero
"Gun control is like trying to reduce drunk driving by making it tougher for sober people to own cars" --amballtrip