What is Check Range?
In this glossary, Check Range refers to: Instruction or query to verify the distance to a navigational object, other vessel, or danger, often using radar or visual bearings.
How is Check Range used in maritime?
In maritime communication, this term appears in contexts such as: "Bridge, check range to the nearest vessel off port bow and advise if risk of collision exists."
Why does Check Range matter in maritime?
Check Range matters because it supports clear communication in External Communication contexts for Deck Officers, Engine Officers, and Masters. It also connects to aviation training and exam language such as STCW, Marlins Test, ISF Watchkeeper, and GMDSS.
Who uses Check Range?
Check Range is mainly used by Deck Officers, Engine Officers, and Masters.
What category does Check Range belong to?
In this glossary, Check Range is grouped under External Communication. Related pages in this category explain adjacent procedures, commands and operational concepts.
Where does this definition come from?
This definition is sourced from IMO SMCP, STCW Convention, SOLAS, COLREG and published by Protermify Maritime as a static maritime reference page.