Hong Kong 1980 Grid: Transverse Mercator

Description: comment:Grid origin is Partiridge Hill triangulation station (old trig '2').

Property	Value
accuracy	-1.0 (xmls:double)
area_of_use	China - Hong Kong - onshore and offshore. (geoepsg:Hong_Kong_1980_Grid_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=22.3121333333333 +lon_0=114.178 (...) 555555556 +k=1 +x_0=836694.05 +y_0=819069.8 +ellps=intl +step +proj=axisswap +order=2,1 (geocrs:projLiteral)
asProjJSON	{'$schema':'https://proj.org/schemas/v0.2/projjson.schema.json','type':'Conversion','name':'Hong Kong 1980 Grid','method':{'name':'Transverse Mercator (...) ','id':{'authority':'EPSG','code':9807}},'parameters':[{'name':'Latitude of natural origin','value':22.3121333333333,'unit':'degree','id':{'authority':'EPSG','code':8801}},{'name':'Longitude of natural origin','value':114.178555555556,'unit':'degree','id':{'authority':'EPSG','code':8802}},{'name':'Scale factor at natural origin','value':1,'unit':'unity','id':{'authority':'EPSG','code':8805}},{'name':'False easting','value':836694.05,'unit':'metre','id':{'authority':'EPSG','code':8806}},{'name':'False northing','value':819069.8,'unit':'metre','id':{'authority':'EPSG','code':8807}}],'id':{'authority':'EPSG','code':19978}} (geocrs:projJSONLiteral)
asWKT	CONVERSION['Hong Kong 1980 Grid',METHOD['Transverse Mercator',ID['EPSG',9807]],PARAMETER['Latitude of natural origin',22.3121333333333,ANGLEUNIT['degr (...) ee',0.0174532925199433],ID['EPSG',8801]],PARAMETER['Longitude of natural origin',114.178555555556,ANGLEUNIT['degree',0.0174532925199433],ID['EPSG',8802]],PARAMETER['Scale factor at natural origin',1,SCALEUNIT['unity',1],ID['EPSG',8805]],PARAMETER['False easting',836694.05,LENGTHUNIT['metre',1],ID['EPSG',8806]],PARAMETER['False northing',819069.8,LENGTHUNIT['metre',1],ID['EPSG',8807]],ID['EPSG',19978]] (geocrs:wktLiteral)
has_ballpark_transformation	false (xmls:boolean)
method_name	Transverse Mercator (xsd:string)
parameter	False easting (geoepsg:Hong_Kong_1980_Grid_falseEasting) [836694.1 om:metre] False northing (geoepsg:Hong_Kong_1980_Grid_falseNorthing) [819069.8 om:metre] Latitude of natural origin (geoepsg:Hong_Kong_1980_Grid_latitudeOfNaturalOrigin) [22.31213 om:degree] Longitude of natural origin (geoepsg:Hong_Kong_1980_Grid_longitudeOfNaturalOrigin) [114.1786 om:degree] Scale factor at natural origin (geoepsg:Hong_Kong_1980_Grid_scaleFactorAtNaturalOrigin) [1.0 unity]
usage	EngineeringSurvey (geoepsg:EngineeringSurvey) cadastre map (geoepsg:CadastreMap) topographic mapping (large scale) (xmls:string)
type (rdf:type)	mercator projection (geoepsg:MercatorProjection)
comment (rdfs:comment)	Grid origin is Partiridge Hill triangulation station (old trig '2'). (xmls:string)
label (rdfs:label)	Hong Kong 1980 Grid: Transverse Mercator (rdf:langString) (iso6391:en)
Is coordinate operation of	Hong Kong 1980 Grid System (geoepsg:2326)

Hong Kong 1980 Grid: Transverse Mercator

Metadata