Re: Mercator vs. Great Circle Charts
Subject: Re: Mercator vs. Great Circle Charts
From: Richard B. Emerson (navsys@XXX.XXX)
Date: Wed Aug 29 2001 - 13:30:01 EDT
No wonder I've been having lane skip problems! [g]
Rick
S/V One With The Wind, Baba 35
Richard Langley writes:
> On Wed, 29 Aug 2001, Richard B. Emerson wrote:
>
> >Still in use??? I don't think so or you weren't seeing SATNAV. The
> >Transit satellites have been shut down. I've lost track of the URL
> >but I think NavCen had some pieces about pulling the plug on the
> >satellites. Anyway, the point is the satellites are silent. Maybe
> >you were seeing Omega or some other system?
>
> Omega is gone too!
>
> -- Richard Langley
>
> >After the QE2 taking the bottom on a rock off Nantucket and a couple
> >of similar groundings from blindly following the data on a nav
> >console, any captain who doesn't wear suspenders, a belt, and a
> >skyhook to keep his or her navigational pants up is asking for
> >problems. Your observation suggests at least one captain so
> >equipped. [s]
> >
> >Rick
> >S/V One With The Wind, Baba 35
> >
> >Young, Derrick writes:
> > > Rick,
> > >
> > > I understand your comment about SATNAV - but I was on a cruise ship recently
> > > and they still had the equipment and it was still in use. Like many
> > > mariners - we seem to keep the old stuff "just in case." I still found
> > > folks onboard that thought it was funny that the quartermaster was taking
> > > dawn/noon and dusk shots with a sextant and then working out the position
> > > (by hand!) to confirm what the position that the GPS and LORAN-C were
> > > reporting.
> > >
> > > It felt good (to me) to see their accuracy was a bit better than mine (lots
> > > more practice!).
> > >
> > > derrick
> >
>
>
> ===============================================================================
> Richard B. Langley E-mail: lang@XXX.XXX
> Geodetic Research Laboratory Web: http://www.unb.ca/GGE/
> Dept. of Geodesy and Geomatics Engineering Phone: +1 506 453-5142
> University of New Brunswick Fax: +1 506 453-4943
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> ===============================================================================
