UA 3926 then DL 531 at San Francisco
Newark → San Francisco → Atlanta
Timetable, San Francisco time
22:56UA 3926 from Newark at the gate
14:05DL 531 to Atlanta leaves the gatealso VS 5342, LA 6601, MU 8694
15 h 09 apart on the timetable, overnight
DL 531 leaves 15 h 09 after UA 3926 arrives on the timetable: more than half a day, so not a connection we count.