|IAD (38°56'51"N 77°27'36"W)||LHR (51°28'39"N 0°27'41"W)||049049.4°||(NE)||060059.9°||(NE)||3,677 mi|
|IAD||FAA||Washington [Washington Dulles Intl], DC, US|
|LHR||AIP||London [Heathrow Airport], Middlesex, ENG, GB|
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Karl L. Swartz.
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