Launch of the RollPeriod app

Claims Emergency

London Branch

+44 203 829 5858

Singapore Branch

+65 8683 3190

The claims response service is available 24 hours a day, 7 days a week and provides immediate global assistance to all of our Members.

Calling the emergency contact number provides a quick and effective way to speak directly to a duty Shipowners’ claims handler in the event of an incident or casualty involving an entered vessel.

During office hours the emergency number will redirect to the relevant corresponding office switchboard.

Alternatively, Members can request assistance from our network of correspondents located around the world.

Correspondents

Emergency Contact

22 May 2026

Understanding a ship’s roll period is vital for assessing the risk of synchronous or parametric rolling. The RollPeriod app turns your smartphone into an onboard measurement tool, using its built‑in accelerometer and FFT analysis to deliver:

Accurate, real‑time roll and pitch period detection
Easy CSV data import and export for deeper analysis
Clear insight into how roll period relates to vessel stability (GM)

A compact, powerful aid for safer and smarter ship operations. The app can be downloaded on the App Store and Google Play.