This first update of the Donlon AIP Data Set is effective on 6 December 2018. It is provided in three forms, according to the AIS Data Set interoperability rules for baseline data and updates:

EA_AIP_DS_FULL_20181206_AIRAC.xml - a new full data set, containing all feature BASELINE instances that remain or become valid on 6th December, but excluding any withdrawn feature instance;
EA_AIP_DS_UPD_BL_20181206_AIRAC.xml - a difference file, in the form of BASELINE TimeSlices for all feature instances that are changed;
EA_AIP_DS_UPD_DELTA_20181206_AIRAC.xml - a difference file, in the form of PERDELTA TimeSlices for all feature instances that are changed.

The following table contains the description of the changes that are coded in this example and explains how they appear in each of the files

Type of change

Description

New feature

A new DesignatedPoint "GITUB" is created.

Note: see the complete GITUB lifetime description

Coded as a new TimeSlice with interpretation 'BASELINE'.

xPath://aixm:DesignatedPointTimeSlice[@gml:id='DPN_GITUB']

Coded as a new TimeSlice with interpretation 'BASELINE'.

xPath://aixm:DesignatedPointTimeSlice[@gml:id='DPN_GITUB'

Coded as a new TimeSlice with interpretation 'PERMDELTA'.

xPath://aixm:DesignatedPointTimeSlice[@gml:id='DPN_GITUB_PD'

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