> 2 contour
26.7253	-26.765	2
26.8087	-26.7625	2
26.892	-26.8097	2
26.9272	-26.8417	2
26.956	-26.925	2
26.9229	-27.0083	2
26.892	-27.0584	2
26.849	-27.0917	2
26.8087	-27.1065	2
26.7253	-27.0945	2
26.7227	-27.0917	2
26.6523	-27.0083	2
26.642	-26.9368	2
26.6356	-26.925	2
26.642	-26.9066	2
26.6494	-26.8417	2
26.7253	-26.765	2
> 4 contour
26.7253	-26.8182	4
26.8087	-26.8144	4
26.844	-26.8417	4
26.8893	-26.925	4
26.854	-27.0083	4
26.8087	-27.0518	4
26.7253	-27.0429	4
26.6952	-27.0083	4
26.6675	-26.925	4
26.7021	-26.8417	4
26.7253	-26.8182	4