Grid Point #: 001229 
Longitude:   -99.8243
Latitude:     16.9082
Contributing Station, distance (km).
YAIG  231.6
MRCU  231.7
TNAT  232.8
TOL2  265.9
TNIF  266.8
LZCR  274.8
TNNX  281.8
TNNP  299.1