The aircraft had quite a lengthy taxi for take-off at IAD this evening:
0249/06JAN
P IAD/OUT 549P L00.39 EST OFF 730PWEATHER
P IAD/OFF 731P
P IAH/ETA 930P L01.53 WEATHER
D HDQ/IAD IAH PROT UNDER GG CN2 W33
SKED IAD ORIG 510P GTD D7 SHIP 2897
IAH 737P TERM GTA E18