Table 6.18 — EAs with labels beginning with N
Label Concept definition Figure(s) Attribute value type EQ label Code
NAME A textual identifier or code used to denote an <OBJECT>; the name.   STRING   866
NATIONAL_PAINT_SCHEME The national paint scheme applied to an <OBJECT>. The values are specified by a <<NATIONAL_PAINT_SCHEME_VALUE_SET>>.   CONSTRAINED_STRING   867
NATIONAL_PAINT_SCHEME_VALUE-
_SET
The value set of a formatted <<NATIONAL_PAINT_SCHEME>>.   ENUMERATION   868
NATIVE_SETTLEMENT_TYPE The type of distribution of native <DWELLING>s.   ENUMERATION   869
NAVIGABLE_STATUS The type of navigability of a <WATERBODY_SURFACE_REGION> by large <VESSEL>s (for example: ocean going); navigable status.   ENUMERATION   871
NAVIGATION_LIGHT_INTENSITY A number between 0 and 1 inclusive representing the linearly-scaled fractional intensity of external <LIGHTING> that is used to illuminate the environment in the <DIRECTION> of travel of a <VEHICLE>; the navigation or head light intensity. Zero means minimum intensity and one means maximum intensity.   REAL PURE_NUMBER 872
NAVIGATION_PATH_TYPE The type of <LINE> defining a marine navigation path.   ENUMERATION   873
NAVIGATION_SYSTEM_TYPE The type of technology used in electronic navigation. The value is either a type of <EQUIPMENT> or the name of a <SYSTEM>.   ENUMERATION   874
NOMINAL_LIGHT_RANGE The maximum distance at which a <LIGHT> can be seen in clear weather as defined by the International Visibility Code; the nominal light range.   REAL LENGTH 875
NON_REGULATORY_AIRSPACE_CLASS The class of a non-regulatory <AIRSPACE>.   ENUMERATION   876
NON_SUB_CONTACT_DATE The date of reporting of a <NON_SUBMARINE_CONTACT>.   CONSTRAINED_STRING   877
NON_SUB_CONTACT_POSITION-
_ACCURACY
The accuracy of the <LOCATION> of a <NON_SUBMARINE_CONTACT>. When the accuracy is uncertain, the value 10 000 kilometres is used.   REAL LENGTH 878
NON_SUB_CONTACT_SOURCE The source of a reported <NON_SUBMARINE_CONTACT>.   ENUMERATION   879
NON_SUB_CONTACT_SOURCE_TYPE The type of source of a reported <NON_SUBMARINE_CONTACT>.   ENUMERATION   880
NON_SUB_CONTACT_WRECK-
_IDENTIFIER
The numeric identifier of a <NON_SUBMARINE_CONTACT>.   INDEX   881
NULL The null attribute concept; provided for information processing applications.   NULL   882
NUMERIC_IDENTIFIER A numeric identifier used to reference values in a data structure; an index.   INDEX   883
NUMERIC_OBJECT_IDENTIFIER The numeric identifier of an <OBJECT>.   INDEX   884