Grid Point #: 001784 
Longitude:  -100.6586
Latitude:     18.6349
Contributing Station, distance (km).
TNMO  127.6
TOL2  129.4
TNIF  136.6
TNCN  138.6
MXAT  152.5
MRCU  156.6
LZCR  178.1
TNAT  281.8