What is T&P Notices to Mariners?
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Accordingly, what is T&P Notices to Mariners?
EXPLANATION OF TEMPORARY AND PRELIMINARY NOTICES Certain Notices to Mariners appearing in the monthly editions have a (T) or (P) appended to the regular number. These letters indicate that the information contained in the notice is of a temporary or preliminary nature.
Subsequently, question is, what is AIO in Ecdis? The Admiralty Information Overlay (AIO) is a data set that contains additional navigation information to mariners. The Admiralty Information Overlay is designed to be displayed overtop of electronic navigation charts (ENCs) on an ECDIS display screen and is unique only to Admiralty ENCs.
Also question is, what are temporary and preliminary corrections?
Temporary and Preliminary (T & P) corrections are carried out in pencil and are erased after they are canceled or superseded by permanent correction. Navigational warnings are listed under Navareas. A New edition of a chart is issued when the major portion of a chart is revised.
What is the importance of Notice to Mariners?
Purpose: Provide corrections to navigational publications and nautical charts. A notice to mariners (NTM) advises mariners of important matters affecting navigational safety, including new hydrographic information, changes in channels and aids to navigation, and other important data.