Table: atlas_launch_2
Columns: date
time_gmt
serial
apogee
outcome

Question: On 1959-01-27 when outcome was failure, what is the serial?
SQL: SELECT "serial" FROM atlas_launch_2 WHERE "outcome" = 'failure' AND "date" = '1959-01-27'

Question: Which date has serial of 11c?
SQL: SELECT "date" FROM atlas_launch_2 WHERE "serial" = '11c'

Question: Which Apogee was on 1959-02-20?
SQL: SELECT "apogee" FROM atlas_launch_2 WHERE "date" = '1959-02-20'

Question: Which date has time (GMT) of 23:34?
SQL: SELECT "date" FROM atlas_launch_2 WHERE "time_gmt" = '23:34'