Grid Point #: 006040 Longitude: -107.4419 Latitude: 31.5851 Contributing Station, distance (km). NMDE 80.5 SG33 91.0 TXAT 92.3 NMLC 100.8 TXEL 111.4 RG05 137.8 CHIR 187.8 USMX 290.3 TNCU 354.1