%
%  Charles D. Ghilani (2010): Adjustment Computations. Spatial Data Analysis. 5th Edition
%            Ex. 14.5, pp. 251 & 19.3, pp. 404
%
[Project]
Fix trilateration network

[Source]
Ghilani Charles D. (2010): Adjustment Computations. Spatial Data
Analysis. Fifth Edition, John Wiley & Sons, Inc., ISBN
978-0-470-46491-5, Ex. 14.5, pp. 251 & 19.3, pp. 404

[Coordinates]
%    x    y         H
Badger    2410000.000 390000.000
Bucky     2411820.000 386881.222
Wisconsin 2415776.819 391043.461
% Campus  2416898.227 387602.294  a bug in approximate coordinate
Campus    2416892.670 387603.450

%
% Graphics parameter
[Graphics]
ellpos:2410000,386500,20             % xebar,yebar,lmstab (Position of scale of error ellipses in figure and length/unit of scale [cm])
scale:5000                           % scale (for error ellipses)
axlims:2409000,2418000,386000,393000 % axlims for axis
legpos:NorthWest

%
%  Datum specification (if applicable, with standard deviation [m] or variance-covariance matrix [m^2] (in case of a dynamic network)
[Datum]
fix xBucky yBucky xBadger yBadger

%
%  Standard deviation of unit weight with unit (a priori standard deviation)
[Sigma0]
0.01 m

%
%  Distances [m] with constant standard deviation (sigma_c) [m], distance dependent standard deviation (sigma_s) [m] {sigma^2=sigma_c^2 + s[m]*sigma_s^2}
[Distances]
Badger Wisconsin 5870.302 0.01
%Badger Wisconsin 5870.640 0.01   % supposed blunder eliminated
Badger Campus    7297.588
Wisconsin Campus 3616.434
Wisconsin Bucky  5742.878
Campus Bucky     5123.760