NAV 44/7/8
Appendix A
3. DISPLAY OF SRNC INFORMATION
3.1 Para applies to RCDS.
3.2 SRNC infonnation available for
display during route planning and route monitoring should be
subdivided into two categories:
.1 the RCDS standard display
consisting of RNC and its updates, including its scale,
the scale at which it is displayed, its horizontal datum,
and its units of depths and heights
.2 any other information such as
mariner's notes.
3.3 Para applies to RCDS.
3.4 When a RNC is displayed on the
RCDS, it should provide an indication advising the mariner if
a more detailed (larger scale) RNC is available for the
displayed area.
3.5 It should be easy to add to, or
remove from, the RCDS display any information additional to
the RNC data, such as mariner's notes. It should not be
possible to remove any information from the RNC.
3.6 - 3.7 Paras do not apply to RCDS.
3.8-3.10 Paras apply to RCDS.
3.11 There should always be an
indication if the ECDIS is operating in the RCDS mode.
4. PROVISION AND UPDATING OF CHART
INFORMATION
4.1 The RNC used in RCDS should be
the latest edition of that originated by, or distributed on
the authority of. a government authorized hydrographic office
and conform to IHO standards. RNCs not on WGS-84 or PE-90
should carry meta-data (i,e., additional data) to allow
geo-referenced positional data to be displayed in the correct
relationship to SRNC data.
4.2 The contents of the SRNC should
be adequate and up-to-date for that part of the intended
voyage not covered by ENC.
4.3- 4.8 All paras apply to RCDS.
5. SCALE
This section applies to RCDS.
6. DISPLAY OF OTHER NAVIGATIONAL
INFORMATION
6.1-6.3 All paras apply to RCDS.
I:/NAV/44/7-8.WPD
