vessel traffic data and analysis - bureau of ocean energy ... · derwatet ops tar*er owls c c o ....
TRANSCRIPT
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Vessel Traffic Data and Analysis
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NAIS Overview
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Shipboard AIS
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AIS Analysis Input Data
AIS Returns for 2009 Monthly Data for Atlantic Each Month is Clipped by Protraction, then
Merged AIS Analysis Input Includes all Months for
2009
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AIS returns – January 2009
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AIS returns – Vessel Data
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AIS returns – Vessel Data
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AIS returns – January 2009
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AIS returns – All Months 2009
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Vessel Speed and AIS Point Density
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AIS Density Mapping
Quantify unique vessels (MMSI) passing through each leasing unit (aliquot) per year.
Extract deep draft vessel types for depicting traffic volume for larger vessels.
Other mapping includes avg. vessel time in aliquot, avg. speed, etc.
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OCS Blocks – 2.6nm x 2.6nm, Aliquots (sub-blocks) - .65nm x .65nm
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Filtering by Date to Remove Duplicate Returns
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Vessels per Aliquot - 2009
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