Table: list of ngc objects (5001 - 6000)
Question: What is the difference between the right ascension of the galaxy with the highest and lowest apparent magnitude in the table?
Step 1 (Reasoning, Aggregating): MAX, highest apparent magnitude
Step 2 (Reasoning, Aggregating): MIN, lowest apparent magnitude
Step 3 (Operation, Indexing): right ascension
Step 4 (Reasoning, Other Commonsense Reasoning): the difference
Answer: No significant difference