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Thread: IAD Test Flight???
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Old Oct 1, 2008 | 10:59 pm
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Originally Posted by flying4aliving
I believe any flight starting with the number 9 indicates a flight without customers. Due to the length of the flight, I'm guessing it's a MX flight. Ya know, testing the aircraft after maintance.
Not sure what it was - MX is a good guess, but as for as flight numbers beginning with 9 not carrying customers, I believe the ORD flights are in the 9-series.
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