NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Course to steer at a given speed.
From: Greg Rudzinski
Date: 2012 Nov 28, 11:10 -0800
From: Greg Rudzinski
Date: 2012 Nov 28, 11:10 -0800
Sean,
Here is a vector diagram showing a sailboat at 6kts through the water with a current of 3 kts setting 360*. A course mage good of 270* results in a speed made good of 5 kts along the desired track. The ETA for a 10 NM leg is then 2 hours.
Greg Rudzinski
----------------------------------------------------------------
NavList message boards and member settings: www.fer3.com/NavList
Members may optionally receive posts by email.
To cancel email delivery, send a message to NoMail[at]fer3.com
----------------------------------------------------------------