Config changes for esst_config_uniq.txt:
1296000012.136676 0531
1296000015.150835 0241
1296064747.287572 0241
1296064750.301733 0531
1296086385.968125 0531
1296086388.982291 0241
1296086388.982291 0241
1296086391.996458 0531