Grid Point #: 006191 
Longitude:  -104.4915
Latitude:     31.8009
Contributing Station, distance (km).
TXPC  101.8
TXKM  130.7
MDO1  132.6
MGO3  132.9
TXHT  147.1
NMHB  163.0
P027  166.2
TXEL  168.8
NMRO  177.5