Field Notes

Field Snack #2: Covering the basics of high-accuracy data collection

High-accuracy data collection is often a requirement when adding and inspecting assets on a map. While your phone can provide a location accuracy of a few meters, high-accuracy GNSS receivers (image below) can ensure submeter, or even centimeter level accuracy when collecting data.

Collecting data with a GNSS receiver
Collecting data with a GNSS receiver

On this Field Snack, we break down the basics of high-accuracy data collection—covering basic definitions and terminology, the ArcGIS data model for GPS metadata, and how GNSS receivers can be paired with Esri field apps. Listen now:

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Field Notes Podcast

We engage with customers and Esri staff to understand mobile GIS, share stories from the field, and explore all things Field Operations.


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