Bottom-Up Approach Ship Emission Inventory in Port of Incheon Based on VTS Data

Table 3

Ship activity segments and features in POI.

	Phase category	Propulsion engine	Auxiliary engine	Boiler	Avg. speed (knots)	Travel distance (nm)
1	Hotelling at anchorage	Off	On	On	0	0
2	Cruising	On	On	Off	12	Varies by berth
3	Maneuvering	On	On	On	Around 3.5	1
4	Hotelling at berth	Off	On	On	0	0