DL 2161 then DL 1005 at Atlanta
Grand Rapids → Atlanta → Detroit
Timetable, Atlanta time
10:05DL 2161 from Grand Rapids at the gate
08:30DL 1005 to Detroit leaves the gate
22 h 25 apart on the timetable, overnight
DL 1005 leaves 22 h 25 after DL 2161 arrives on the timetable: more than half a day, so not a connection we count.