Grid Point #: 001599 
Longitude:  -101.5414
Latitude:     18.2032
Contributing Station, distance (km).
TNIF   38.2
TNCN   59.8
LZCR   73.4
TNMO  164.1
TOL2  233.7
MRCU  259.0
YAIG  271.0
TNAT  369.9
TNNP  521.6