link table
6.276412	10.796379	1732059.329672	748891.453169
18.714025	26.460061	1738381.184903	756732.526456
8.573819	26.668605	1733279.483397	756852.906812
18.368596	5.190682	1738164.230755	746057.124645
17.458396	18.616316	1737721.249013	752829.687522
0.923423	3.993149	1729355.712654	745493.313367
28.591888	29.206201	1743325.220193	758079.910938
1.828369	29.143036	1729900.081479	758140.299961
28.263243	6.016896	1743171.295920	746456.770764