Category: Charts

C-Map lighthouse, not as bad as it seemed 1

C-Map lighthouse, not as bad as it seemed

NavSim sent me a screenshot (above, and full size here ) from its latest BoatCruiser software, which now supports C-Map Max charts…and there—unlike the shot I put up yesterday—is the Curtis Island light. That got me...

“Obstructions that cover”, there’s more 3

“Obstructions that cover”, there’s more

Geez, I’ve got companies (and individuals) sending me screenshots to prove that their charts show the rocks in my harbor! That’s Garmin BlueChart on a PC above. You’ll notice it’s based on the 1:20,000 harbor chart,...

“Obstructions that cover”, the plot thickens 3

“Obstructions that cover”, the plot thickens

Panbo friend Jeffrey Siegel sent over an excellent example of how important those chart asterisks can be. His raster chart clip above “shows a very nasty rock just outside Castine that is exposed by two feet at...

Lowrance NauticPath, the rock problem 3

Lowrance NauticPath, the rock problem

I’ve done more testing of the Lowrance ExplorerC handheld, and still like it a lot, but there are some real issues with the NauticPath charts. The main one is the absence of “obstructions that sometimes cover/uncover”, i.e. the...

FreeNavCharts.com, hype alert! 4

FreeNavCharts.com, hype alert!

Oy, while I’m sleeping, a comments war breaks out over cheap charts (here and here). The main issue seems to be whether or not Maptech and NOAA’s free download sites are offering the same sets of raster charts, and...

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The first chart plotter, 1985 & Italian

C-Map owns this ‘historic’ machine, which is supposedly the first chart plotter (bigger here) ever sold in the U.S. That was around 1985, when Navionics founders Giuseppe Carnevali and Fosco Bianchetti developed the first crude...

Navionics Platinum, interesting details 2

Navionics Platinum, interesting details

I recently took some screen shots of DAME award winner Navionics Platinum, which is surprisingly simple to do on the Raymarine E series. You just hold down the ‘data’ button until you hear a beep, and a...