user: Question: When 9:47:38 is the time (utc) how many measurements of latitude are there?
Columns: ['Date (YYYY-MM-DD)', 'Time (UTC)', 'Latitude', 'Longitude', 'Depth', 'Magnitude']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['1997-09-26', '0:33:12', '43.048° N', '12.879° E', 'km (mi)', '5.7 (M w )']
SQL:

assistant: SELECT COUNT("Latitude") FROM "Table" WHERE "Time (UTC)" = '9:47:38';