Search found 2 matches

by Richj
Fri Feb 09, 2018 12:40 pm
Forum: Safety, Technical, Engineering & General Yacht Banter
Topic: Depth of water?
Replies: 3
Views: 6413

Re: Depth of water?

Hi Jeff, And thank you so much for the very valuable comments! First off a confession, and it might result in my excommunication! I am a sea kayaker. Nevertheless, we share many navigation interests and I joined the forum to learn, gain and hopefully contribute! The question I posed related to a hyp...
by Richj
Wed Feb 07, 2018 7:27 am
Forum: Safety, Technical, Engineering & General Yacht Banter
Topic: Depth of water?
Replies: 3
Views: 6413

Depth of water?

Hi Folks, Please excuse my 'newbie' question! I am trying to sort out how to find how the depth of water changes with tide over a drying rock. Now, I understand the typical sinusoidal increase in depth and I can use simple approximations like 'rule of twelths'. However, where do I get the tidal rang...