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

### Instruction:
What's the diameter when longitude is 105.0e before 2003?

### Inputs:
table_name: table, columns: ['Name', 'Latitude', 'Longitude', 'Diameter (km)', 'Year named']

### Response:
SELECT SUM Diameter (km) FROM table WHERE Longitude = 105.0e AND Year named < 2003