Question: For the payload of Van Allen Belts exploration what's the serial number?
SQL: SELECT "Serial no." FROM "2-1824778-2" WHERE "Type of payload" = 'Van Allen Belts exploration';

Question: What payload was on November 26, 2011, 15:02?
SQL: SELECT "Type of payload" FROM "2-1824778-2" WHERE "Date and time( UTC )" = 'November 26, 2011, 15:02';

Question: When was the payload of Commercial communications satellite AMC16?
SQL: SELECT "Date and time( UTC )" FROM "2-1824778-2" WHERE "Type of payload" = 'Commercial communications satellite' AND "Payload" = 'AMC16';