Appendix 2 - Operational scenarios
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Statutory Documents - IMO Publications and Documents - Resolutions - Assembly - IMO Resolution A.823(19) – Performance Standards for Automatic Radar Plotting Aids (ARPAs) – (Adopted on 23 November 1995) - Appendix 2 - Operational scenarios

Appendix 2 - Operational scenarios

 For each of the following scenarios, predictions are made at the target position defined after previously tracking for the appropriate time of 1 or 3 min:

Scenario 1
Own ship course 000°
Own ship speed 10 knots
Target range 8 nautical miles
Bearing of target 000°
Relative course of target 180°
Relative speed of target 20 knots
Scenario 2
Own ship course 000°
Own ship speed 10 knots
Target range 1 nautical mile
Bearing of target 000°
Relative course of target 090°
Relative speed of target 10 knots
Scenario 3
Own ship course 000°
Own ship speed 5 knots
Target range 8 nautical miles
Bearing of target 045°
Relative course of target 225°
Relative speed of target 20 knots
Scenario 4
Own ship course 000°
Own ship speed 25 knots
Target range 8 nautical miles
Bearing of target 045°
Relative course of target 225°
Relative speed of target 20 knots
Parent topic: IMO Resolution A.823(19) – Performance Standards for Automatic Radar Plotting Aids (ARPAs) – (Adopted on 23 November 1995)
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