Geoid Models: EGM96, EGM2008 and National Grids
Download and manage geoid grid files for orthometric height correction in Mapit GIS on iOS. Covers EGM96 (embedded), EGM2008, and 11 regional high-accuracy national grids.
4 docs tagged with "survey"
View all tagsGNSS Position Averaging for Better Accuracy
Improve point accuracy by averaging multiple GNSS readings at a single location.
Mapit GIS Docs: Offline Mobile GIS for Android and iOS
Documentation for Mapit GIS, the offline mobile GIS for Android and iOS: field data collection in GeoPackage, RTK GNSS surveys with NTRIP, and export to Shapefile, GeoJSON, KML and DXF. Learn about app features, supported formats and fieldwork use cases.
Survey Settings
Configure survey and field-workflow settings in Mapit GIS - data entry defaults, feature name prefixes, distance and bearing, base points, and GNSS metadata exports.