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IMCA produces a range of materials for its members as information notes, covering safety, technical, regulatory, commercial and various other issues relevant to its members.

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GNSS interference, jamming and spoofing

This briefing provides a brief overview of global navigation satellite system (GNSS) interference, jamming and spoofing.Interference is the unintentional transmission of signals stopping the reception of the GNSS signals.Jamming is the intentional interference of the GNSS signal reception to deny the receiver GNSS signals.Spoofing is the practice of tricking a

This content is only available to members.

| Information Note number 1436

Reactivation of DP vessels following a period of lay-up

This information note was produced under the supervision of the IMCA Marine Division Management Committee (MDMC). During 2017, the committee recognised that with improving industry metrics, member companies could now be considering reactivating their owned and managed vessels, following a period of layup.  This note has been produced as a

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| Information Note number 1411 | Original reference(s) IMCA M 02/18


DP station keeping reporting

DP station keeping reporting has further evolved during 2016. The experience and knowledge of the IMCA DP Focused Workgroup has enabled the production of a new electronic DP station keeping event form, introduction of a periodic DP event bulletin and the inclusion of a gap analysis tool to complement the

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| Information Note number 1328 | Original reference(s) IMCA M 16/16

IMCA DP logbook completion

Updated February 2016 – please check for the latest version at legacy.imca-int.com/marine This information note is issued to provide additional guidance when making entries in the IMCA Dynamic Positioning (DP) […]

| Information Note number 1296 | Original reference(s) IMCA M 02/15


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