User's Manual

85355_UM_AIS-SART_F

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5.2.3. RECEPTION ON AN AIS-SART COMPLIANT AIS TRANSPONDER:

The requirement to have a AIS-SART compliant AIS transponder, is not ready

yet, not when it will be implemented, nor what the ﬁnal requirement will be. But

there are drafts of new AIS speciﬁcation, IEC 61993-2 (Ed.2) which states:

By default the target list is auto-sorted in ascending range except the

nearest active AIS SART or, if supported, other target of interest shall be

displayed at the top of the list.

• will be possibly be shown with the text “SART ACTIVE” as “vessel name”

with range, bearing and position:

• In addition, a text message will be received:

5.2.4. RECEPTION ON AN AIS-SART COMPLIANT ELECTRONIC CHART

(ECS/ECDIS):

Even though the AIS transponder is not AIS-SART compliant, the electronic

chart may show the correct symbol when receiving an AIS-SART in “Test” or

“Active” if it is updated to the latest revisions deﬁned below:

- will be shown with this special symbol (red) as deﬁned here:

SN.1/Circ.243/Add.1 and in lates revision of IEC 62388:

- An AIS Search And Rescue Transponder (SART) shall be presented as

a circle with an “X” inscribed inside it. The circle shall be 5 millimetres in

diameter. The symbol shall be drawn using a thick dashed line style with

the colour red. The symbol shall ﬂash until acknowledged by the user.

Once acknowledged, the symbol shall cease ﬂashing.

- with the same text message received:

SART ACTIVE