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

### Instruction:
Tell me the highest NGC number for right ascension of 09h40m28.5s

### Inputs:
table_name: table, columns: ['NGC number', 'Object type', 'Constellation', 'Right ascension ( J2000 )', 'Declination ( J2000 )']

### Response:
SELECT MAX NGC number FROM table WHERE Right ascension ( J2000 ) = 09h40m28.5s