Filter
Top Products
Glossary
Leica GS20 Field Guide-1.1.0en
95
11. Glossary
Almanac
Library of coarse satellite orbital data used to calculate
satellite position, rise time, elevation, and azimuth.
ASCII
American Standard Code for Information Interchange,
developed through the American National Standards
Institute. ASCII is a scheme of binary notation for
machine- readable data.
Attribute
A data field of a database, often defined by the type of
string, integer, real-number or boolean.
Auxiliary points
A base or reference point used to collect an offset point or
feature.
Azimuth
A horizontal angle measured clockwise from a direction
(such as North)
Bluetooth
A non-proprietary wireless cable replacement.
Code
1. A template of a feature layer, containing information
about the object type and attribution.
2. C/A Code: The Coarse Acquisition GPS data message
modulated on the L1 signal.
Coordinate Systems
The combination of an Ellipsoidal with a referenced
angular or grid projection.
Course Azimuth
Azimuth of the GPS operators direction.
Course Velocity
Velocity of the GPS operator.
DGPS (Differential GPS)
A GPS system that utilizes differential code corrections to
achieve an enhanced positional accuracy; usually 0.5-5
meters.
Differential Corrections
The determination of relative coordinates between the
rover receiver from a reference receiver which are
simultaneously tracking the same GPS signals.