Well Known Text
 
WKT Version 2
COMPOUNDCRS["NAD83(MA11) + GUVD04 height",GEOGCRS["NAD83(MA11)",DATUM["NAD83 (National Spatial Reference System MA11)",ELLIPSOID["GRS 1980",6378137,298.257222101,LENGTHUNIT["metre",1,ID["EPSG",9001]],ID["EPSG",7019]],ANCHOREPOCH[2010],ID["EPSG",1118]],CS[ellipsoidal,2,ID["EPSG",6422]],AXIS["Geodetic latitude (Lat)",north],AXIS["Geodetic longitude (Lon)",east],ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],ID["EPSG",6325]],VERTCRS["GUVD04 height",VDATUM["Guam Vertical Datum of 2004",ID["EPSG",1126]],CS[vertical,1,ID["EPSG",6499]],AXIS["Gravity-related height (H)",up],LENGTHUNIT["metre",1,ID["EPSG",9001]],GEOIDMODEL["NAD83(MA11) to GUVD04 height (1)",ID["EPSG",7648]],GEOIDMODEL["NAD83(FBN) to GUVD04 height (1)",ID["EPSG",9171]],ID["EPSG",6644]],ID["EPSG",9524]]


