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9.3
9.3.1
Description
Coordinate triplet
Class
Manage...\Data
Point Management
Terminology
This chapter describes technical terms related to data management.
A measured point consists of three coordinate components - two horizontal components and
one vertical component. The generic term for the three coordinate components is coordinate
triplet.
Depending on the class, a point ID can contain more than one coordinate triplet of the same
and/or of different classes.
The class describes the type of coordinate triplet.
Description of classes
The following table shows the classes in descending hierarchical order.
Class
Characteristic
CTRL
Type
Instrument source
Number of triplets
ADJ
Type
Instrument source
Number of triplets
Description
Control points. Automatically assigned to entered
points or manually assigned to calculated points
from COGO.
GPS, TPS or LGO
One
Adjusted points using the adjustment program.
LGO
One
GPS1200+
160
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