NEW ZEALAND HYDROGRAPHIC AUTHORITY

NZ200021 – NZ21 - SOUTH PACIFIC OCEAN – NEW ZEALAND – NORFOLK ISLAND TO CAPE EGMONT

INDEX:
NAVIGATIONAL AIDS
DOUBTFUL DATA
CURRENTS
LARGER SCALE CHARTS
SATELLITE DERIVED POSITIONS
VOLUNTARY CODE
MAGNETIC VARIATION CURVES ARE FOR 2000
CABLES


NAVIGATIONAL AIDS
Only the principal lights and radio navigational aids, indicated by symbols and names, are shown on this chart.

DOUBTFUL DATA
Reported but unconfirmed depths or dangers are indicated by an encircling dotted line. 

CURRENTS
For further information on ocean going currents in the area of this chart, see British Admiralty Sailing Directions and Routing charts.

LARGER SCALE CHARTS
Chart indexes are contained in NZ202, chart catalogue and Australian chart catalogue. 

SATELLITE DERIVED POSITIONS
Positions obtained from satellite navigation systems referred to WGS 84 Datum can be plotted directly onto this chart.  Caution must be exercised in the transfer of geographical positions to other charts not in terms of WGS 84 Datum.

VOLUNTARY CODE
Vessels laden with oil or other harmful liquid substances in bulk are to keep at least 5 nautical miles off the land, any charted danger, or any outlying island(s), until reaching the position where alteration is required to make port.

MAGNETIC VARIATION CURVES ARE FOR 2000
The Magnetic Variation is shown in degrees, followed by the letter W or E, as appropriate, at certain positions on the curves. The annual change is expressed in minutes with the letter W or E and is given in brackets, immediately following the variation. 

CABLES
Only transoceanic cables are shown on this chart.


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