All of the replies quoting mileages for wake turbulence separation in this instance are incorrect. Wake turbulence on departure is based on time, on approach it is based on mileage. Just a small caveat, but yes the reason a Super or Heavy will wait is a combination of wake turbulence separation and release times.

Air Force Research Lab is largely based at Eglin (they also do weapons testing and are still expanding the flight envelope of some aircraft with test pilots). And remember they want the aircraft to arrive in one piece so if you’re flying it to Alaska (if the lab was based there) and Alaska is having a snow day the…