checkpoints Archives

Elevation error troubleshooting

Posted on February 26, 2019February 26, 2019 by AirGon Support

There are several reasons that a point cloud or ortho data may not align with checkpoints to the expected accuracy. Below is a list of common reasons that this might occur. Base station position In PPK processing, the base station position, antenna height and antenna calibration file must be correct. Please review the Base Station…

Importing Control/Check Points into LP360

Posted on September 15, 2018October 11, 2018 by Lewis Graham

Platform: LP360 (Standalone) Minimum Licensing: Standard, sUAS Version: 2017.1 or higher Date: 15 September 2018 Introduction: This note describes importing control and/or check points in text format into LP360 for use in accuracy assessment. We distinguish these points as: Control Point – A point that was used in the modeling process. It generally should not…