![Captain Curran's sailing blog: Sailing distance (nautical miles) and time for a sailboat trip from San Diego to Santa Cruz Island Captain Curran's sailing blog: Sailing distance (nautical miles) and time for a sailboat trip from San Diego to Santa Cruz Island](http://1.bp.blogspot.com/-gKr2_ZJvuCM/VBdqjUMnODI/AAAAAAAAAS0/BGzg9DmkoVg/s1600/map%2Bof%2Bsocal_flat%2Bjpg.jpg)
Captain Curran's sailing blog: Sailing distance (nautical miles) and time for a sailboat trip from San Diego to Santa Cruz Island
![Why distances at Seas or oceans are measured in nautical miles and not in usual miles or km? - Quora Why distances at Seas or oceans are measured in nautical miles and not in usual miles or km? - Quora](https://qph.cf2.quoracdn.net/main-qimg-ebf7b5fed05c67d121f817808fd78be8.webp)
Why distances at Seas or oceans are measured in nautical miles and not in usual miles or km? - Quora
![At noon, ship A is 50 nautical miles due west of ship B. Ship A is sailing west at 21 knots and ship B is sailing north at 25 knots. How fast ( At noon, ship A is 50 nautical miles due west of ship B. Ship A is sailing west at 21 knots and ship B is sailing north at 25 knots. How fast (](https://study.com/cimages/multimages/16/ships1388474461521588432.jpg)
At noon, ship A is 50 nautical miles due west of ship B. Ship A is sailing west at 21 knots and ship B is sailing north at 25 knots. How fast (
![Elements of precise surveying and geodesy. last line a Mercator pro-jection is readily constructed, the distance between two merid-ians 5 degrees apart being exactly 300 nautical miles. Bookson navigation give values Elements of precise surveying and geodesy. last line a Mercator pro-jection is readily constructed, the distance between two merid-ians 5 degrees apart being exactly 300 nautical miles. Bookson navigation give values](https://c8.alamy.com/comp/2CENR42/elements-of-precise-surveying-and-geodesy-last-line-a-mercator-pro-jection-is-readily-constructed-the-distance-between-two-merid-ians-5-degrees-apart-being-exactly-300-nautical-miles-bookson-navigation-give-values-of-y-for-every-degree-and-minute-oflatitude-as-they-are-needed-both-for-the-construction-of-chartsand-in-nautical-computations-prob-68-for-a-cylindrical-projection-show-that-the-distance-ofany-parallel-of-latitude-from-the-equator-is-given-by-y-a-tanz-ae-sinzr-e-sinz-prob-68a-consult-a-work-on-navigation-and-ascertain-themeaning-of-the-table-of-meridional-parts-2CENR42.jpg)