Andrew, I have used my iPad most of the time as a chartplotter also, using Navionics, we also carry back up paper charts. So far our long distance trips have been to the San Juan islands and Gulf Islands of British Columbia. Just out of curiosity, how far off shore have you used your iPad as a navigational tool, and have you always had cell coverage.
Brad C&C 36 Dora Pearl Seattle Sent from my iPad > On Jan 16, 2014, at 6:19 AM, Andrew Burton <a.burton.sai...@gmail.com> wrote: > > Since getting my iPad a couple of years ago, I haven't pulled out a paper > chart once. As you say, It's a great tool. > I have to admit that my sextant hasn't accompanied me on a passage since > about 2007 or 50,000 miles ago. I carry spare GPSs, but in the back of my > mind always is the possibility that the whole system may go down and then > what do I do? Well, I'm pretty confident of my ability to keep a good DR and > EP, and in my ability to stay out of trouble when approaching a shoreline if > I'm not confident of my position (which is pretty much always). > > The bottom line is, I think that learning piloting--coastal navigation, > etc--is a higher priority than learning to use a sextant. > > One little trick when approaching a shoreline without a position fix for some > time is to steer to one side of where you want to go. That way when you see > land, you know which way to turn to make your port. So if I want to get to > Charleston, I may aim for Hilton Head and when I see land, or it starts > getting shallow, I know to turn north in order to get to Charleston. If I aim > straight for where I want to go, and miss, I'm not sure which direction to > turn, the land being pretty featureless from offshore. This tip is courtesy > of Chichester from when he was flying his Gypsy Moth biplane. > > Andy > C&C 40 > Peregrine > > >> On Thu, Jan 16, 2014 at 9:14 AM, Marek Dziedzic <dziedzi...@hotmail.com> >> wrote: >> I would say Speed first. It gives you enough that you can navigate (assuming >> that you have a compass (and a watch)). >> >> I would drop Stereo from this list (we never have it on; I like the sound of >> sailing – I hope this does not open a can of worms) >> >> I would put a GPS ahead of the autopilot, probably, mainly, because of the >> costs associated. >> >> Marek >> >> > In order? >> > 1 Depth >> > 2 VHF >> > 3 Stereo >> >4 Autopilot >> > 4 GPS >> > 5 Plotter >> > 6 Speed >> > 7 wind >> > 8 radar or AIS, depending on area of use; offshore, I'm not sure that AIS >> > isn't the more valuable tool >> > 9 SSB >> >> _______________________________________________ >> This List is provided by the C&C Photo Album >> http://www.cncphotoalbum.com >> CnC-List@cnc-list.com > > > > -- > Andrew Burton > 61 W Narragansett Ave > Newport, RI > USA 02840 > http://sites.google.com/site/andrewburtonyachtservices/ > phone +401 965 5260 > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > CnC-List@cnc-list.com
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