CREATE TABLE table_245801_1 (launch_date VARCHAR, crew VARCHAR)

Name the launch date for vladimir lyakhov , aleksandr pavlovich aleksandrov
SELECT launch_date FROM table_245801_1 WHERE crew = "Vladimir Lyakhov , Aleksandr Pavlovich Aleksandrov"
SELECT "launch_date" FROM "table_245801_1" WHERE "Vladimir Lyakhov , Aleksandr Pavlovich Aleksandrov" = "crew"