Grid Point #: 002485 
Longitude:   -98.4339
Latitude:     20.7932
Contributing Station, distance (km).
HGPA   84.5
HGCS  113.9
HGTO  134.5
TAM1  175.3
UQRO  207.1
UJUR  209.6
UXAL  212.1
TNSL  304.7