GNSS error sources and mission planning
45 min
Discuss multipath, dilution of precision, and attribution standards.
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Geodesy & Positioning
Field GNSS Collection for Course Basemaps
Plan outdoor labs that collect reliable GNSS points and lines for teaching basemaps.
intermediate~10 hours
For faculty
Covers mission planning, receiver settings, metadata, and QA so field days produce usable classroom datasets.
Competencies
Coordinate reference systems
Foundations
Map design
Cartography
Field data collection
Methods
Objectives
- Plan a field session with checkpoints and attribution standards.
- Collect and post-process GNSS features with documented precision.
- Integrate field features into a teaching basemap.
Outcomes
- Produce a QA checklist and cleaned field dataset for class reuse.create
- Explain positional error sources affecting student maps.understand
Theory sessions
Demo sessions
Receiver setup and metadata capture
30 min
Demo configuring a receiver/app and logging QA fields before going outside.
Exercise sessions
Campus transect
120 min
Collect waypoints along a transect and compare phone vs survey-grade accuracy if available.
Basemap assembly
90 min
Clean geometries, assign symbology, and publish a shared course basemap layer.
Assessment methods
Practical / lab test
Observed GIS or remote-sensing task under timed conditions.
Field report
Documented GNSS / field collection and QA notes.
Continuous assessment
Weekly labs or checkpoints across the module.