S34B reconstruction east-orientated - EPSG:10254

WKT

PROJCS["S45B_reconstruction_east-orientated", 
	GEOGCS["S45B-IRF", 
		DATUM["System_45_Bornholm_Intermediate_Datum", 
			SPHEROID["International_1924", 6378388.0, 297.0]], 
		PRIMEM["Greenwich", 0.0], 
		UNIT["Degree", 0.0174532925199433]], 
	PROJECTION["Transverse_Mercator"], 
	PARAMETER["False_Easting", -50000.0], 
	PARAMETER["False_Northing", 50000.0], 
	PARAMETER["Central_Meridian", 14.88927], 
	PARAMETER["Scale_Factor", 1.0], 
	PARAMETER["Latitude_Of_Origin", 55.11171], 
	UNIT["Meter", 1.0]]

WKT2

PROJCRS["S45B_reconstruction_east-orientated", 
	BASEGEOGCRS["S45B-IRF", 
		DATUM["System_45_Bornholm_Intermediate_Datum", 
			ELLIPSOID["International_1924", 6378388.0, 297.0]], 
		PRIMEM["Greenwich", 0.0], 
		CS[ellipsoidal, 2], 
		AXIS["Latitude (lat)", north, 
			ORDER[1]], 
		AXIS["Longitude (lon)", east, 
			ORDER[2]], 
		ANGLEUNIT["Degree", 0.0174532925199433]], 
	CONVERSION["Transverse_Mercator", 
		METHOD["Transverse_Mercator"], 
		PARAMETER["False_Easting", -50000.0], 
		PARAMETER["False_Northing", 50000.0], 
		PARAMETER["Central_Meridian", 14.88927], 
		PARAMETER["Scale_Factor", 1.0], 
		PARAMETER["Latitude_Of_Origin", 55.11171]], 
	CS[Cartesian, 2], 
	AXIS["Easting (X)", east, 
		ORDER[1]], 
	AXIS["Northing (Y)", north, 
		ORDER[2]], 
	LENGTHUNIT["Meter", 1.0], 
	ID["EPSG", "10254"]]

Data from @esri/proj-codes

{
  "wkid": 10254,
  "latestWkid": 10254,
  "gcsWkid": 10252,
  "macro": "PE_PCS_S45B_RECONSTRUCTION_EAST_ORIENTATED",
  "name": "S45B_reconstruction_east-orientated",
  "wkt": "PROJCS[\"S45B_reconstruction_east-orientated\",GEOGCS[\"S45B-IRF\",DATUM[\"System_45_Bornholm_Intermediate_Datum\",SPHEROID[\"International_1924\",6378388.0,297.0]],PRIMEM[\"Greenwich\",0.0],UNIT[\"Degree\",0.0174532925199433]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"False_Easting\",-50000.0],PARAMETER[\"False_Northing\",50000.0],PARAMETER[\"Central_Meridian\",14.88927],PARAMETER[\"Scale_Factor\",1.0],PARAMETER[\"Latitude_Of_Origin\",55.11171],UNIT[\"Meter\",1.0]]",
  "wkt2": "PROJCRS[\"S45B_reconstruction_east-orientated\",BASEGEOGCRS[\"S45B-IRF\",DATUM[\"System_45_Bornholm_Intermediate_Datum\",ELLIPSOID[\"International_1924\",6378388.0,297.0]],PRIMEM[\"Greenwich\",0.0],CS[ellipsoidal,2],AXIS[\"Latitude (lat)\",north,ORDER[1]],AXIS[\"Longitude (lon)\",east,ORDER[2]],ANGLEUNIT[\"Degree\",0.0174532925199433]],CONVERSION[\"Transverse_Mercator\",METHOD[\"Transverse_Mercator\"],PARAMETER[\"False_Easting\",-50000.0],PARAMETER[\"False_Northing\",50000.0],PARAMETER[\"Central_Meridian\",14.88927],PARAMETER[\"Scale_Factor\",1.0],PARAMETER[\"Latitude_Of_Origin\",55.11171]],CS[Cartesian,2],AXIS[\"Easting (X)\",east,ORDER[1]],AXIS[\"Northing (Y)\",north,ORDER[2]],LENGTHUNIT[\"Meter\",1.0],ID[\"EPSG\",\"10254\"]]",
  "description": "S34B reconstruction east-orientated",
  "authority": "EPSG",
  "version": "10.088(13.2.0)",
  "deprecated": "no",
  "areaname": "Denmark - onshore Bornholm",
  "extent": {
    "slat": 54.94,
    "nlat": 55.38,
    "llon": 14.59,
    "rlon": 15.25
  }
}