NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Navigating Around Hills and Dips in the Ocean
From: Dan Allen
Date: 2003 Aug 16, 21:32 -0700
From: Dan Allen
Date: 2003 Aug 16, 21:32 -0700
On Wednesday, August 13, 2003, at 07:29 PM, David Hoyte wrote: > I heard as far back as 1975, at the IBM Maritime Center in > Italy, that a large ship will use significantly more fuel if it passes > down into a gravitational dip and climbs the other side, rather than > following a longer path around the dip which will keep it more "on the > level". Hmmm. How could these dips be known about almost 30 years ago before GPS? Also, can you give a better reference for this Maritime Center? A search on Google does not show any IBM Maritime Centers - in Italy or anywhere else - and I doubt that IBM would even have a Maritime Center, unless they made a donation to something that caused their name to be prefixed to an existing organization. Nevertheless, I cannot find any IBM Maritime Centers (or Centres) that are known publicly by that name. (What would the Italian name be?) Dan