New Zealand Topographic Data Dictionary


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For more information contact the New Zealand National Topo/Hydro Authority. Please note: the metadata presented here is prior to changes agreed with ICSM members and is therefore subject to alteration. Please read the Explanatory Page for explanations of the fields, abbreviations and symbols which have been used.


Object_class Entity_class Additional entity class Object Inheritance
di_ic_vd_seed ICEFIELD CREVASSE PINNACLE graphic_point
Object description
Disturbed ice void; a clear area inside an area of disturbed ice that is currently not captured as any other object, eg. ice_bdy; the internal boundary which is marked, delimits an area which is not defined as part of that polygon object.
Map image Digital data image

noimage.jpg

noimage.gif
Click to enlarge map Click to enlarge diagram
Comments
A void object is captured if no other 'real world' object is present.
Entity Source Classification Seed class Last updated Edition number
US Standard Entity 50k ant not_applicable 23/11/2001 2

Associated Objects

(Where applicable)

di_ic_vd_bdy
di_ic_vd_poly
distice_bdy
distice_poly
distice_seed

Object Attributes

(Where applicable)