Grid Point #: 001455 
Longitude:  -100.6049
Latitude:     17.7715
Contributing Station, distance (km).
TNIF  147.4
LZCR  167.6
TNCN  168.5
MRCU  194.7
TOL2  197.2
YAIG  202.7
TNMO  218.8
TNAT  274.1
TNNP  411.5