iPolar generates speed polars for Weather4D PRO

iPolarYou dreamed of it since Weather4D Pro has featured its powerful routing module. He did it !

Our Toulousian crazy developer, Olivier Bouyssou, just sent Apple a new app : iPolar.

Developed in collaboration with — and on behalf of — KND SailingPerformance, iPolar calculates the performance polars of a sailboat based on specific parameters, Easy to identify : Read more …

iNavX 3.6.1 with high-resolution GRIB files

Since version 3.6.1 iNavX provides overlay of GRIB weather files in high resolution from theyr.com. This English website owned by Kona Ltd company is the developer of the application GribView which I talked about in a previous post (¹). An active account on x-traverse.com must be open, and done subscription to one of the Theyr subscriptions.

Actually x-traverse.com website allows two subscriptions :

  • Theyr Standard – Mobile at the annual price of $9,99 (environ 7,85 €) or monthly of $3,99 (environ 3,10 €)
  • Theyr Premium – Mobile at the annual price of $19,99 (environ 15,70 €) or monthly of $6,99 (environ 5,40 €)

Read more …

Routing comes up in Weather4D PRO 1.3

Weather4D PROAfter several months of intensive development and testing, under the conditions mentioned in a previous post, Olivier Bouyssou will offer his latest version of Weather4D PRO 1.3.0. At no additional cost, the routing module will simply be added with the update !

A career as a computer developer in the service of technical engineering combined with a solid mathematical background (¹) has enabled it to develop routing algorithms that have nothing to envy to the market leaders (²). Added to an interface that everyone agrees with, this new advanced feature that will appeal to both racers and cruisers, want to optimize their trips in the best conditions of safety and comfort. The new features will :

Routing :

  • Routing isochronous mixed (Sail and engine).
  • Polar efficiency adjustment in percentage.
  • Management of polar combined with multiple sails sets.
  • Refreshment of a route from actual location.
  • Importing Fleeces (CSV files) by the "Open in… ”.
  • Export route calculated by mail and "Open in… ”.
  • Conversion of the calculated route to a "normal" route (export to iNavX).

GRIB Files :

  • Request for fine grids files WRF by email (email, XGate, Iridium Mail) as for the GFS.

Read more …

Ocean Atlas, the Pilot Charts revisited

Atlas des OcéansThe Atlas of Oceans by Jimmy and Ivan Cornell is a gold mine in color A3 size of over one kilogram. This one won't fit in an iPad !

60 Pilot Charts Updates to the latest data, 69 transoceanic route charts, Tactical remarks and suggestions for the choice of the best crossing times provided by routers and meteorologists specializing in each area.

It had the passion and experience of the author of famous " World Cruising Routes ” (*) and those of his son to carry out such a work. Read more …

Navigation with iPad trainings : a complete solution

With Weather4D PRO and Iridium Mail, associated with a satellite phone Iridium, we now have a complete solution, reliable and low cost to receive, display and manage GRIB files in open seas with iPad.
iNavX and Navionics cartography also provide a complete navigation solution, supporting files transfers with Weather4D PRO : GRIB, routes, tracks, that allows simultaneous display in both applications.

These solutions, perfectly complementary and consistent with each other, have been tested on more than 2800 NM in the automn during a crossing from Canaria to the Caribbean, on board Catana 47 "Burst", token place in ARC rally 2011. In addition, Olivier Bouyssou was able to improve his Weather4D Pro application "over time", correcting, adding and optimizing daily development onboard. Read more …

Weather4D PRO 1.0 integrates routes from iNavX

Weather4D ProThe new app Weather4D PRO for iOS (iPhone / iPad), developed by Olivier Bouyssou, was submited yesterday to Apple. It provides advanced functions associated with GRIB files for demanding users. It comes in addition to Weather4D app which was promoted as one of the best apps in Apple AppStore for few weeks.

This Pro version, quickly available, will provide following features :

GRIB files management :

  • Importation, sharing (export ), copy-paste, folders filing, history, request from SailDocs by email

Routes management :

  • Route import in KML format from iNavX or other apps, overlay route display with forecasts, boat progress with forecasts scrolling, route settings (heading, speed, date, etc…).

Iridium satellites tracking :

  • Prediction of transition from Iridium satellites to optimize the connections to run queries GRIB files. Automatic updating of ephemeris and parameter setting coverage (rising, timing). Read more …

When Katia meets La Louise

Thierry Dubois and his teammates, dont Jacques Vermeulen experimenting its Iridium connection with its new MacBook Air, must not be laughing at the time I post this short post.

La Louise, conveying from Newfoundland to La Trinité, is being caught up in Hurricane Katia, ex-tropical cyclone, which is due to reach the coast of the British Isles next night. Based on last position and estimated speed, La Louise should be in the west of the weather area "Romeo", either in the southeast of the center of the Low, its intended position on the Navimail map below the location of the red boat at 18h UTC : Read more …

Use an Iridium phone with Mac OS

mailasailBritish company Mailasail provides tools to connect directly an Iridium to Mac OS X. A driver specially designed by them now allows data to be transferred from a messaging application under OS, mainly Mail or Thunderbird, and surf the Internet.

We can make requests for weather files by mail from servers Mailasail, Saildocs, ocens.net or even Navimail. The subscription to Teleport-it provides several services : mail compression, access to the weather file server Teleport Weather (¹), Possibility of creating a personalized blog. In addition, there are two very useful applications : Teleport Firewall and Teleport Proxy.

Finally, Mailasail had the good idea to offer a free trial subscription, allowing you to carry out all the configuration that will follow, and to test mail sending/receiving following procedure described on its website. Read more …

XyGrib for Mac now truly “Apple like”

XyGribXyGrib, the GRIB weather file viewer developed under Linux and well known in the PC world, is the subject of a port on Mac which, since version 5.0, is real progress compared to the first versions. Since the beginning 2011 it is distributed as an executable version for Mac (Intel) Ready to use, as a package in a disk image (.DMG).

We must welcome the community of this development that makes a great work for the greater benefit of boaters. Open source software opensource, zyGrib is distributed under the GNU GPL v3. zyGrib allows the display of a large number of GRIB files, from many weather Forecasting Models weather. It also allows automated requests generated by the application. Read more …