The calculated distance (air line) between Kattivākkam and Mīnjūr is approximately 6 miles respectively 9 kilometers.
By car or train, the actual journey to Mīnjūr is certainly longer, as only the direct route (as the crow flies) between Kattivākkam and Mīnjūr has been calculated here.
Air line (approximately)
9 kilometers
5 nautical miles