# CODE TABLE 4.0 - Grid definition template number
0 0 Latitude/longitude regular grid on an ellipsoidal planet
1 1 Rotated latitude/longitude regular grid on an ellipsoidal planet
2 2 Stretched latitude/longitude regular grid on an ellipsoidal planet
3 3 Stretched and rotated latitude/longitude regular grid on an ellipsoidal planet
# 4-32767 Reserved
# 32768-65534 Reserved for local use
65335 65535 Missing
