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PropertyValue
accuracy-1.0 (xmls:double)
area_of_useVietnam - onshore east of 106°30'E. (geoepsg:Vietnam_TM-3_zone_491_area_of_use)
asProj4
  • +proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=tmerc +lat_0=0 +lon_0=108 +k=0.9999 +x_0=0 + (...)y_0=500000 +ellps=WGS84
    (geocrs:projLiteral)
  • +proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=tmerc +lat_0=0 +lon_0=108 +k=0.9999 +x_0=500 (...)000 +y_0=0 +ellps=WGS84
    (geocrs:projLiteral)
asProjJSON
  • {'$schema':'https://proj.org/schemas/v0.2/projjson.schema.json','type':'Conversion','name':'Vietnam TM-3 zone 491','method':{'name':'Transverse Mercat (...)or','id':{'authority':'EPSG','code':9807}},'parameters':[{'name':'Latitude of natural origin','value':0,'unit':'degree','id':{'authority':'EPSG','code':8801}},{'name':'Longitude of natural origin','value':108,'unit':'degree','id':{'authority':'EPSG','code':8802}},{'name':'Scale factor at natural origin','value':0.9999,'unit':'unity','id':{'authority':'EPSG','code':8805}},{'name':'False easting','value':0,'unit':'metre','id':{'authority':'EPSG','code':8806}},{'name':'False northing','value':500000,'unit':'metre','id':{'authority':'EPSG','code':8807}}],'id':{'authority':'EPSG','code':6954}}
    (geocrs:projJSONLiteral)
  • {'$schema':'https://proj.org/schemas/v0.2/projjson.schema.json','type':'Conversion','name':'Vietnam TM-3 zone 491','method':{'name':'Transverse Mercat (...)or','id':{'authority':'EPSG','code':9807}},'parameters':[{'name':'Latitude of natural origin','value':0,'unit':'degree','id':{'authority':'EPSG','code':8801}},{'name':'Longitude of natural origin','value':108,'unit':'degree','id':{'authority':'EPSG','code':8802}},{'name':'Scale factor at natural origin','value':0.9999,'unit':'unity','id':{'authority':'EPSG','code':8805}},{'name':'False easting','value':500000,'unit':'metre','id':{'authority':'EPSG','code':8806}},{'name':'False northing','value':0,'unit':'metre','id':{'authority':'EPSG','code':8807}}],'id':{'authority':'EPSG','code':5894}}
    (geocrs:projJSONLiteral)
asWKT
  • CONVERSION['Vietnam TM-3 zone 491',METHOD['Transverse Mercator',ID['EPSG',9807]],PARAMETER['Latitude of natural origin',0,ANGLEUNIT['degree',0.0174532 (...)925199433],ID['EPSG',8801]],PARAMETER['Longitude of natural origin',108,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8802]],PARAMETER['Scale factor at natural origin',0.9999,SCALEUNIT['unity',1],ID['EPSG',8805]],PARAMETER['False easting',0,LENGTHUNIT['metre',1],ID['EPSG',8806]],PARAMETER['False northing',500000,LENGTHUNIT['metre',1],ID['EPSG',8807]],ID['EPSG',6954]]
    (geocrs:wktLiteral)
  • CONVERSION['Vietnam TM-3 zone 491',METHOD['Transverse Mercator',ID['EPSG',9807]],PARAMETER['Latitude of natural origin',0,ANGLEUNIT['degree',0.0174532 (...)925199433],ID['EPSG',8801]],PARAMETER['Longitude of natural origin',108,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8802]],PARAMETER['Scale factor at natural origin',0.9999,SCALEUNIT['unity',1],ID['EPSG',8805]],PARAMETER['False easting',500000,LENGTHUNIT['metre',1],ID['EPSG',8806]],PARAMETER['False northing',0,LENGTHUNIT['metre',1],ID['EPSG',8807]],ID['EPSG',5894]]
    (geocrs:wktLiteral)
has_ballpark_transformationfalse (xmls:boolean)
method_nameTransverse Mercator (xsd:string)
parameter
usage
type (rdf:type) mercator projection (geoepsg:MercatorProjection)
label (rdfs:label) Vietnam TM-3 zone 491: Transverse Mercator (rdf:langString) (iso6391:en)
Is coordinate operation of
Metadata
PropertyValue
inDataset (void:inDataset) geoepsg_dataset (geoepsg:geoepsg_dataset) [466048 geocrs:PlanarCoordinateSystem]