F9 4707 then DL 1175 at Atlanta
Washington → Atlanta → Richmond
Timetable, Atlanta time
09:54F9 4707 from Washington at the gate
23:05DL 1175 to Richmond leaves the gate
13 h 11 apart on the timetable
DL 1175 leaves 13 h 11 after F9 4707 arrives on the timetable: more than half a day, so not a connection we count.