Grid Point #: 002541 
Longitude:  -100.1800
Latitude:     21.0091
Contributing Station, distance (km).
UJUR   43.8
UQRO   52.4
UGTO  113.3
HGTO  151.2
USLP  153.0
TNSL  154.0
HGPA  180.3
TAM1  277.9