Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
When did the ATV that launched on 9 March 2008, deorbit?

### Inputs:
table_name: table, columns: ['Designation', 'Name', 'Launch date', 'ISS docking date', 'Deorbit date']

### Response:
SELECT Deorbit date FROM table WHERE Launch date = 9 march 2008