[LMB] [OT] Atlantic crossings

Eric Oppen ravenclaweric at gmail.com
Thu Jun 24 00:11:13 BST 2021


The stormy season in the Mediterranean is winter, AIUI.  During winter in
classical antiquity,  shipping all but completely stopped.

On Wed, Jun 23, 2021, 3:02 PM baur baur via Lois-Bujold <
lois-bujold at lists.herald.co.uk> wrote:

>
> > Elizabeth Holden <alzurite at gmail.com> hat am 23.06.2021 20:46
> geschrieben:
> >
> > I thought the thing that gave the VIkings superior sailing power was not
> so
> > much the strength of their boats (which were nonetheless superior in
> build)
> > but the excellence of their navigation Whether this was because of the
> "sun
> > stones" (a device acting like a compass) or simply advanced understanding
> > of the ocean is unclear, at least to me.
>
> yes, no, sort off
>
> the viking were - for their period - very good (coastal) navigators .. do
> not that the vikings did, just like the romans never voluntarily go VERY
> far ( a few days distance) away from a coast line
>
> but blue water (not coastal) navigation was - for antiquity as for the
> viking period and up to John Harrison basically limited to "running down
> the latitudes" - crossing the ocenan at constant latidues
>
> not only did that follow the typical blue water wind and ocean currents,
> it also made navigation a LOT easier, as you had at least one variable (the
> latitude) fixed and known - the longitude was educated guesswork until
> Harrison developed the nautcal chronometer
>
> you can see that at the routes of the columbous trips .. the
> translatlantic parts (especially the first voyage - he got more brave
> later) are basically purely east-west or vice versa ..
>
>
> https://en.wikipedia.org/wiki/Voyages_of_Christopher_Columbus#/media/File:Viajes_de_colon_en.svg
>
> servus
>
> markus
> --
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