2.02 ELEVATIONS AND RELIEF - GRID

Data ID

Description:

Elevations and Relief

Chapter:

2 Physical geography

File name:

Elevations

File type:

ArcView grid

Geographical area:

Namibia

Keywords:

elevation

relief

Notes on data, analysis and

Interpolated (using a kriging interpolator) from a 30 second grid DTM. Grid cell size was set to 500m. Original

compilation:

interpolated grid was converted to integers and reclassified to 100m intervals.

Data quality and organisation

Positional Accuracy:

Interpolated from 1km grid of point data

Vector/Raster:

Raster

Spatial reference

Projection:

Albers Conical Equal Area

Spheroid

Bessel

Standard parallel1

-27

Standard parallel2

-19

Longitude of central meridian

18.5

Latitude of projection origin

-27

Fields

Field name

Field description

Value

Maximum value of the altitude class / 100. e.g. 5 = 400-500 m.

Count

Number of grid cells for each value

altitude

Altitude range, in m

Source/Distribution

Data Source:

DTM originally obtained from Johan van Rensburg, Geo Business Solutions

Contact:

Johan van Rensburg

Online/Offline Address:

Geo Business Solutions,

Windhoek.

E-mail: javr@iafrica.com.na

Distribution notes:

Unrestricted