Since the operational commissioning of the constellation Iridium NEXT (¹), Iridium has begun offering its new range of services called " Certus® ”. These services rely on the significantly increased technological capabilities of new satellites, which has made it possible, among others, Iridium to be approved as a second satellite communications provider for the GMDSS maritime security service (²), of which the competitor Inmarsat has held the monopoly since 1979.
Certus®, in addition to demonstrating that American businessmen are also literate. (³), is a range available in six bandwith levels starting from 22 Kb/s up to 704 Kb/s, and up to 1408 Kb/s in the near future.




Nobeltec, Inc., subsidiaries of MaxSea International, is a leading developer of PC-based marine navigation software and provider of electronic marine navigation charts. This company is the official developer of TZ iBoat on Apple Store. After several weeks of beta-testing, The version 3.0 has just gone online.
Yachtmen my friends, Many of you still encounter difficulties with the subtleties of the routing function in Weather4D, despite the pages dedicated to routing errors in both user manuals (
The arrival of Macs with Apple M1 processors and macOS systems 11 “Big Sur” and macOS 12 “Monterey” caused disappointment among GPS users connected via USB and/or Bluetooth for their navigation applications.
After three years of La Niña phenomenon (
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