[Public-List] iPhone AIS receiver

Lawrence Morris morris.lc at verizon.net
Mon Sep 24 07:47:29 PDT 2012

Amen brother!

Sent from my iPhone

Larry Morris

On Sep 24, 2012, at 9:42 AM, John Riley <jriley at dsbscience.com> wrote:

> I played around with that app a while back, and there is simply no way
> it is displaying all vessels within a given region.  I looked at the
> Chesapeake, areas like Savannah Approach and around New Orleans, and a
> few other busy ports.
> Sometimes, there was only one or two vessels shown.
> Either the app does not get all AIS equipped vessels or there are very
> few AIS equipped vessels.  Either way, I'll stick to the Mark I
> Eyeball...which has the added advantage of not requiring cell signal...
> Apologies if I sound like a technophobic curmudgeon again, but the thing
> I really hate about all these "modern tools" (gps, chartplotters, etc)
> is that they pull the focus into the boat.  The dangers lie outside and
> around me...THAT's where I want to be looking.
> Yes, I've been aboard a power vessel going 30 knots where the skipper at
> the helm was looking DOWN at the dot on the chart plotter while piloting
> his vessel in a narrow channel and with other boats nearby.  Speed was a
> problem, but so was focus of attention to a screen at the helm station
> rather than out, as "Proper Lookout" demands.
> --John
> Michael Grosh wrote:
>> Android users can use MarineTraffic.com. I use it all the time, and I am on
>> a boat with full featured AIS, chart plotter overlay, etc.(AIS is VHF line
>> of sight, the smart phone app uses shore stations for unlimited
>> range-theoretically).
>> Costs nothing.
>> MichaelGrosh
>> #220
>> On Sep 23, 2012 7:46 PM, "Greenhouse, Matthew A. (GSFC-6650)" <
>> matthew.a.greenhouse at nasa.gov> wrote:
> -- 
> John S. Riley
> S/V Gaelic Sea
> 1972 Alberg 30 #521
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