Input
Results
Linear misclosure—
Relative precision (1:N)—
Per-leg lat correction (factor × L or |lat|)—
Per-leg dep correction (factor × L or |dep|)—
Method
Compass (Bowditch): correction_lat_i = −e_lat · (L_i / ΣL); correction_dep_i = −e_dep · (L_i / ΣL). Transit: correction_lat_i = −e_lat · (|lat_i| / Σ|lat|); correction_dep_i = −e_dep · (|dep_i| / Σ|dep|). Linear misclosure E = √(e_lat² + e_dep²); precision 1:N = ΣL / E.