Grid Point #: 001685 
Longitude:  -101.4421
Latitude:     18.4190
Contributing Station, distance (km).
TNIF   50.6
TNCN   57.7
LZCR   94.3
TNMO  138.6
TOL2  212.8
MRCU  242.5
TNAT  360.5
TNNP  523.2