Error Propagation in Surveying

This interactive simulator helps surveyors understand how measurement errors propagate through calculations and affect final results.

This simulator is part of the LEARN Program curriculum developed with NSPS and Land Surveyors United. Use it to:

This tool is continuously improved based on community feedback. Share your experience and suggestions through the Land Surveyors United platform.

Error Propagation Visualization

Standard Deviation (σ)

Mean Error (μ)

Distance (m)

Angle (degrees)

X Component:

±0.000 m

Y Component:

±0.000 m

Total Position Error:

±0.000 m

σ²ᶠ = Σ(\partialf/\partialxᵢ)² σ²ᵢ

+ 2Σᵢ₌₁ⁿ⁻¹Σⱼ₌ᵢ₊₁ⁿ (\partialf/\partialxᵢ)(\partialf/\partialxⱼ)σᵢⱼ