EPSG:10146

INAGeoid2020 v1 height to INAGeoid v2 height (1)

Attributes

Geodetic CRS: INAGeoid2020 v1 height

Datum: Indonesian Geoid 2020 version 1

Data source: EPSG

Information source: IOGP

Revision date: 2022-07-29

Steps of transformation: 9629 10145

Scope: Geodesy, engineering survey, topographic mapping.

Remarks: In central Java INAGeoid2020 v2 height minus INAGeoid2020 v1 height is approximately +0.2m (v1 surface is above the v2 surface). This difference varies significantly across Indonesia.

Area of use: Indonesia - onshore and offshore.

Description: (0,)

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Definition: OGC Well Known Text 2 (2019)

CONCATENATEDOPERATION["INAGeoid2020 v1 height to INAGeoid v2 height (1)",
    VERSION["BIG-Idn 2022"],
    SOURCECRS[
        COMPOUNDCRS["SRGI2013 + INAGeoid2020 v1 height",
            GEOGCRS["SRGI2013",
                DYNAMIC[
                    FRAMEEPOCH[2012]],
                DATUM["Sistem Referensi Geospasial Indonesia 2013",
                    ELLIPSOID["WGS 84",6378137,298.257223563,
                        LENGTHUNIT["metre",1]]],
                PRIMEM["Greenwich",0,
                    ANGLEUNIT["degree",0.0174532925199433]],
                CS[ellipsoidal,2],
                    AXIS["geodetic latitude (Lat)",north,
                        ORDER[1],
                        ANGLEUNIT["degree",0.0174532925199433]],
                    AXIS["geodetic longitude (Lon)",east,
                        ORDER[2],
                        ANGLEUNIT["degree",0.0174532925199433]]],
            VERTCRS["INAGeoid2020 v1 height",
                VDATUM["Indonesian Geoid 2020 version 1"],
                CS[vertical,1],
                    AXIS["gravity-related height (H)",up,
                        LENGTHUNIT["metre",1]]],
            ID["EPSG",9529]]],
    TARGETCRS[
        COMPOUNDCRS["SRGI2013 + INAGeoid2020 v2 height",
            GEOGCRS["SRGI2013",
                DYNAMIC[
                    FRAMEEPOCH[2012]],
                DATUM["Sistem Referensi Geospasial Indonesia 2013",
                    ELLIPSOID["WGS 84",6378137,298.257223563,
                        LENGTHUNIT["metre",1]]],
                PRIMEM["Greenwich",0,
                    ANGLEUNIT["degree",0.0174532925199433]],
                CS[ellipsoidal,2],
                    AXIS["geodetic latitude (Lat)",north,
                        ORDER[1],
                        ANGLEUNIT["degree",0.0174532925199433]],
                    AXIS["geodetic longitude (Lon)",east,
                        ORDER[2],
                        ANGLEUNIT["degree",0.0174532925199433]]],
            VERTCRS["INAGeoid2020 v2 height",
                VDATUM["Indonesian Geoid 2020 version 2"],
                CS[vertical,1],
                    AXIS["gravity-related height (H)",up,
                        LENGTHUNIT["metre",1]]],
            ID["EPSG",20043]]],
    STEP[
        COORDINATEOPERATION["Inverse of 'SRGI2013 to SRGI2013 + INAGeoid2020 v1 height (1)'",
            SOURCECRS[
                COMPOUNDCRS["SRGI2013 + INAGeoid2020 v1 height",
                    GEOGCRS["SRGI2013",
                        DYNAMIC[
                            FRAMEEPOCH[2012]],
                        DATUM["Sistem Referensi Geospasial Indonesia 2013",
                            ELLIPSOID["WGS 84",6378137,298.257223563,
                                LENGTHUNIT["metre",1]]],
                        PRIMEM["Greenwich",0,
                            ANGLEUNIT["degree",0.0174532925199433]],
                        CS[ellipsoidal,2],
                            AXIS["geodetic latitude (Lat)",north,
                                ORDER[1],
                                ANGLEUNIT["degree",0.0174532925199433]],
                            AXIS["geodetic longitude (Lon)",east,
                                ORDER[2],
                                ANGLEUNIT["degree",0.0174532925199433]]],
                    VERTCRS["INAGeoid2020 v1 height",
                        VDATUM["Indonesian Geoid 2020 version 1"],
                        CS[vertical,1],
                            AXIS["gravity-related height (H)",up,
                                LENGTHUNIT["metre",1]]],
                    ID["EPSG",9529]]],
            TARGETCRS[
                GEOGCRS["SRGI2013",
                    DYNAMIC[
                        FRAMEEPOCH[2012]],
                    DATUM["Sistem Referensi Geospasial Indonesia 2013",
                        ELLIPSOID["WGS 84",6378137,298.257223563,
                            LENGTHUNIT["metre",1]]],
                    PRIMEM["Greenwich",0,
                        ANGLEUNIT["degree",0.0174532925199433]],
                    CS[ellipsoidal,3],
                        AXIS["geodetic latitude (Lat)",north,
                            ORDER[1],
                            ANGLEUNIT["degree",0.0174532925199433]],
                        AXIS["geodetic longitude (Lon)",east,
                            ORDER[2],
                            ANGLEUNIT["degree",0.0174532925199433]],
                        AXIS["ellipsoidal height (h)",up,
                            ORDER[3],
                            LENGTHUNIT["metre",1]],
                    ID["EPSG",9469]]],
            METHOD["Inverse of Geog3D to Geog2D+GravityRelatedHeight (gtx)",
                ID["INVERSE(EPSG)",1088]],
            PARAMETERFILE["Geoid (height correction) model file","INAGEOID2020v1.gtx"],
            INTERPOLATIONCRS[
                GEOGCRS["SRGI2013",
                    DYNAMIC[
                        FRAMEEPOCH[2012]],
                    DATUM["Sistem Referensi Geospasial Indonesia 2013",
                        ELLIPSOID["WGS 84",6378137,298.257223563,
                            LENGTHUNIT["metre",1]]],
                    PRIMEM["Greenwich",0,
                        ANGLEUNIT["degree",0.0174532925199433]],
                    CS[ellipsoidal,2],
                        AXIS["geodetic latitude (Lat)",north,
                            ORDER[1],
                            ANGLEUNIT["degree",0.0174532925199433]],
                        AXIS["geodetic longitude (Lon)",east,
                            ORDER[2],
                            ANGLEUNIT["degree",0.0174532925199433]]]],
            OPERATIONACCURACY[0.0],
            ID["INVERSE(EPSG)",9629],
            REMARK["Reversible alternative to SRGI2013 to INAGeoid2020 v1 height (1) (code 9305). Before 2022-07, file name was INAGEOID20.gtx."]]],
    STEP[
        COORDINATEOPERATION["SRGI2013 to SRGI2013 + INAGeoid2020 v2 height (1)",
            VERSION["BIG-Idn INAGeoid20 v2"],
            SOURCECRS[
                GEOGCRS["SRGI2013",
                    DYNAMIC[
                        FRAMEEPOCH[2012]],
                    DATUM["Sistem Referensi Geospasial Indonesia 2013",
                        ELLIPSOID["WGS 84",6378137,298.257223563,
                            LENGTHUNIT["metre",1]]],
                    PRIMEM["Greenwich",0,
                        ANGLEUNIT["degree",0.0174532925199433]],
                    CS[ellipsoidal,3],
                        AXIS["geodetic latitude (Lat)",north,
                            ORDER[1],
                            ANGLEUNIT["degree",0.0174532925199433]],
                        AXIS["geodetic longitude (Lon)",east,
                            ORDER[2],
                            ANGLEUNIT["degree",0.0174532925199433]],
                        AXIS["ellipsoidal height (h)",up,
                            ORDER[3],
                            LENGTHUNIT["metre",1]],
                    ID["EPSG",9469]]],
            TARGETCRS[
                COMPOUNDCRS["SRGI2013 + INAGeoid2020 v2 height",
                    GEOGCRS["SRGI2013",
                        DYNAMIC[
                            FRAMEEPOCH[2012]],
                        DATUM["Sistem Referensi Geospasial Indonesia 2013",
                            ELLIPSOID["WGS 84",6378137,298.257223563,
                                LENGTHUNIT["metre",1]]],
                        PRIMEM["Greenwich",0,
                            ANGLEUNIT["degree",0.0174532925199433]],
                        CS[ellipsoidal,2],
                            AXIS["geodetic latitude (Lat)",north,
                                ORDER[1],
                                ANGLEUNIT["degree",0.0174532925199433]],
                            AXIS["geodetic longitude (Lon)",east,
                                ORDER[2],
                                ANGLEUNIT["degree",0.0174532925199433]]],
                    VERTCRS["INAGeoid2020 v2 height",
                        VDATUM["Indonesian Geoid 2020 version 2"],
                        CS[vertical,1],
                            AXIS["gravity-related height (H)",up,
                                LENGTHUNIT["metre",1]]],
                    ID["EPSG",20043]]],
            METHOD["Geog3D to Geog2D+GravityRelatedHeight (gtx)",
                ID["EPSG",1088]],
            PARAMETERFILE["Geoid (height correction) model file","INAGEOID2020v2.gtx"],
            INTERPOLATIONCRS[
                GEOGCRS["SRGI2013",
                    DYNAMIC[
                        FRAMEEPOCH[2012]],
                    DATUM["Sistem Referensi Geospasial Indonesia 2013",
                        ELLIPSOID["WGS 84",6378137,298.257223563,
                            LENGTHUNIT["metre",1]]],
                    PRIMEM["Greenwich",0,
                        ANGLEUNIT["degree",0.0174532925199433]],
                    CS[ellipsoidal,2],
                        AXIS["geodetic latitude (Lat)",north,
                            ORDER[1],
                            ANGLEUNIT["degree",0.0174532925199433]],
                        AXIS["geodetic longitude (Lon)",east,
                            ORDER[2],
                            ANGLEUNIT["degree",0.0174532925199433]]]],
            OPERATIONACCURACY[0.0],
            ID["EPSG",10145],
            REMARK["Reversible alternative to SRGI2013 to INAGeoid2020 v2 height (1) (code 10144)."]]],
    OPERATIONACCURACY[0.2],
    USAGE[
        SCOPE["Geodesy, engineering survey, topographic mapping."],
        AREA["Indonesia - onshore and offshore."],
        BBOX[-13.95,92.01,7.79,141.46]],
    ID["EPSG",10146],
    REMARK["In central Java INAGeoid2020 v2 height minus INAGeoid2020 v1 height is approximately +0.2m (v1 surface is above the v2 surface). This difference varies significantly across Indonesia."]]

Definition: PROJ.4

+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=vgridshift +grids=INAGEOID2020v1.gtx +multiplier=1 +step +inv +proj=vgridshift +grids=INAGEOID2020v2.gtx +multiplier=1 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:10146","+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=vgridshift +grids=INAGEOID2020v1.gtx +multiplier=1 +step +inv +proj=vgridshift +grids=INAGEOID2020v2.gtx +multiplier=1 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "ConcatenatedOperation",
    "name": "INAGeoid2020 v1 height to INAGeoid v2 height (1)",
    "source_crs": {
        "type": "CompoundCRS",
        "name": "SRGI2013 + INAGeoid2020 v1 height",
        "components": [
            {
                "type": "GeographicCRS",
                "name": "SRGI2013",
                "datum": {
                    "type": "DynamicGeodeticReferenceFrame",
                    "name": "Sistem Referensi Geospasial Indonesia 2013",
                    "frame_reference_epoch": 2012,
                    "ellipsoid": {
                        "name": "WGS 84",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257223563
                    }
                },
                "coordinate_system": {
                    "subtype": "ellipsoidal",
                    "axis": [
                        {
                            "name": "Geodetic latitude",
                            "abbreviation": "Lat",
                            "direction": "north",
                            "unit": "degree"
                        },
                        {
                            "name": "Geodetic longitude",
                            "abbreviation": "Lon",
                            "direction": "east",
                            "unit": "degree"
                        }
                    ]
                }
            },
            {
                "type": "VerticalCRS",
                "name": "INAGeoid2020 v1 height",
                "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "Indonesian Geoid 2020 version 1"
                },
                "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                        {
                            "name": "Gravity-related height",
                            "abbreviation": "H",
                            "direction": "up",
                            "unit": "metre"
                        }
                    ]
                }
            }
        ],
        "id": {
            "authority": "EPSG",
            "code": 9529
        }
    },
    "target_crs": {
        "type": "CompoundCRS",
        "name": "SRGI2013 + INAGeoid2020 v2 height",
        "components": [
            {
                "type": "GeographicCRS",
                "name": "SRGI2013",
                "datum": {
                    "type": "DynamicGeodeticReferenceFrame",
                    "name": "Sistem Referensi Geospasial Indonesia 2013",
                    "frame_reference_epoch": 2012,
                    "ellipsoid": {
                        "name": "WGS 84",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257223563
                    }
                },
                "coordinate_system": {
                    "subtype": "ellipsoidal",
                    "axis": [
                        {
                            "name": "Geodetic latitude",
                            "abbreviation": "Lat",
                            "direction": "north",
                            "unit": "degree"
                        },
                        {
                            "name": "Geodetic longitude",
                            "abbreviation": "Lon",
                            "direction": "east",
                            "unit": "degree"
                        }
                    ]
                }
            },
            {
                "type": "VerticalCRS",
                "name": "INAGeoid2020 v2 height",
                "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "Indonesian Geoid 2020 version 2"
                },
                "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                        {
                            "name": "Gravity-related height",
                            "abbreviation": "H",
                            "direction": "up",
                            "unit": "metre"
                        }
                    ]
                }
            }
        ],
        "id": {
            "authority": "EPSG",
            "code": 20043
        }
    },
    "steps": [
        {
            "type": "Transformation",
            "name": "Inverse of 'SRGI2013 to SRGI2013 + INAGeoid2020 v1 height (1)'",
            "source_crs": {
                "type": "CompoundCRS",
                "name": "SRGI2013 + INAGeoid2020 v1 height",
                "components": [
                    {
                        "type": "GeographicCRS",
                        "name": "SRGI2013",
                        "datum": {
                            "type": "DynamicGeodeticReferenceFrame",
                            "name": "Sistem Referensi Geospasial Indonesia 2013",
                            "frame_reference_epoch": 2012,
                            "ellipsoid": {
                                "name": "WGS 84",
                                "semi_major_axis": 6378137,
                                "inverse_flattening": 298.257223563
                            }
                        },
                        "coordinate_system": {
                            "subtype": "ellipsoidal",
                            "axis": [
                                {
                                    "name": "Geodetic latitude",
                                    "abbreviation": "Lat",
                                    "direction": "north",
                                    "unit": "degree"
                                },
                                {
                                    "name": "Geodetic longitude",
                                    "abbreviation": "Lon",
                                    "direction": "east",
                                    "unit": "degree"
                                }
                            ]
                        }
                    },
                    {
                        "type": "VerticalCRS",
                        "name": "INAGeoid2020 v1 height",
                        "datum": {
                            "type": "VerticalReferenceFrame",
                            "name": "Indonesian Geoid 2020 version 1"
                        },
                        "coordinate_system": {
                            "subtype": "vertical",
                            "axis": [
                                {
                                    "name": "Gravity-related height",
                                    "abbreviation": "H",
                                    "direction": "up",
                                    "unit": "metre"
                                }
                            ]
                        }
                    }
                ],
                "id": {
                    "authority": "EPSG",
                    "code": 9529
                }
            },
            "target_crs": {
                "type": "GeographicCRS",
                "name": "SRGI2013",
                "datum": {
                    "type": "DynamicGeodeticReferenceFrame",
                    "name": "Sistem Referensi Geospasial Indonesia 2013",
                    "frame_reference_epoch": 2012,
                    "ellipsoid": {
                        "name": "WGS 84",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257223563
                    }
                },
                "coordinate_system": {
                    "subtype": "ellipsoidal",
                    "axis": [
                        {
                            "name": "Geodetic latitude",
                            "abbreviation": "Lat",
                            "direction": "north",
                            "unit": "degree"
                        },
                        {
                            "name": "Geodetic longitude",
                            "abbreviation": "Lon",
                            "direction": "east",
                            "unit": "degree"
                        },
                        {
                            "name": "Ellipsoidal height",
                            "abbreviation": "h",
                            "direction": "up",
                            "unit": "metre"
                        }
                    ]
                },
                "id": {
                    "authority": "EPSG",
                    "code": 9469
                }
            },
            "interpolation_crs": {
                "type": "GeographicCRS",
                "name": "SRGI2013",
                "datum": {
                    "type": "DynamicGeodeticReferenceFrame",
                    "name": "Sistem Referensi Geospasial Indonesia 2013",
                    "frame_reference_epoch": 2012,
                    "ellipsoid": {
                        "name": "WGS 84",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257223563
                    }
                },
                "coordinate_system": {
                    "subtype": "ellipsoidal",
                    "axis": [
                        {
                            "name": "Geodetic latitude",
                            "abbreviation": "Lat",
                            "direction": "north",
                            "unit": "degree"
                        },
                        {
                            "name": "Geodetic longitude",
                            "abbreviation": "Lon",
                            "direction": "east",
                            "unit": "degree"
                        }
                    ]
                },
                "id": {
                    "authority": "EPSG",
                    "code": 9470
                }
            },
            "method": {
                "name": "Inverse of Geog3D to Geog2D+GravityRelatedHeight (gtx)",
                "id": {
                    "authority": "INVERSE(EPSG)",
                    "code": 1088
                }
            },
            "parameters": [
                {
                    "name": "Geoid (height correction) model file",
                    "value": "INAGEOID2020v1.gtx",
                    "id": {
                        "authority": "EPSG",
                        "code": 8666
                    }
                }
            ],
            "accuracy": "0.0",
            "id": {
                "authority": "INVERSE(EPSG)",
                "code": 9629
            },
            "remarks": "Reversible alternative to SRGI2013 to INAGeoid2020 v1 height (1) (code 9305). Before 2022-07, file name was INAGEOID20.gtx."
        },
        {
            "type": "Transformation",
            "name": "SRGI2013 to SRGI2013 + INAGeoid2020 v2 height (1)",
            "source_crs": {
                "type": "GeographicCRS",
                "name": "SRGI2013",
                "datum": {
                    "type": "DynamicGeodeticReferenceFrame",
                    "name": "Sistem Referensi Geospasial Indonesia 2013",
                    "frame_reference_epoch": 2012,
                    "ellipsoid": {
                        "name": "WGS 84",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257223563
                    }
                },
                "coordinate_system": {
                    "subtype": "ellipsoidal",
                    "axis": [
                        {
                            "name": "Geodetic latitude",
                            "abbreviation": "Lat",
                            "direction": "north",
                            "unit": "degree"
                        },
                        {
                            "name": "Geodetic longitude",
                            "abbreviation": "Lon",
                            "direction": "east",
                            "unit": "degree"
                        },
                        {
                            "name": "Ellipsoidal height",
                            "abbreviation": "h",
                            "direction": "up",
                            "unit": "metre"
                        }
                    ]
                },
                "id": {
                    "authority": "EPSG",
                    "code": 9469
                }
            },
            "target_crs": {
                "type": "CompoundCRS",
                "name": "SRGI2013 + INAGeoid2020 v2 height",
                "components": [
                    {
                        "type": "GeographicCRS",
                        "name": "SRGI2013",
                        "datum": {
                            "type": "DynamicGeodeticReferenceFrame",
                            "name": "Sistem Referensi Geospasial Indonesia 2013",
                            "frame_reference_epoch": 2012,
                            "ellipsoid": {
                                "name": "WGS 84",
                                "semi_major_axis": 6378137,
                                "inverse_flattening": 298.257223563
                            }
                        },
                        "coordinate_system": {
                            "subtype": "ellipsoidal",
                            "axis": [
                                {
                                    "name": "Geodetic latitude",
                                    "abbreviation": "Lat",
                                    "direction": "north",
                                    "unit": "degree"
                                },
                                {
                                    "name": "Geodetic longitude",
                                    "abbreviation": "Lon",
                                    "direction": "east",
                                    "unit": "degree"
                                }
                            ]
                        }
                    },
                    {
                        "type": "VerticalCRS",
                        "name": "INAGeoid2020 v2 height",
                        "datum": {
                            "type": "VerticalReferenceFrame",
                            "name": "Indonesian Geoid 2020 version 2"
                        },
                        "coordinate_system": {
                            "subtype": "vertical",
                            "axis": [
                                {
                                    "name": "Gravity-related height",
                                    "abbreviation": "H",
                                    "direction": "up",
                                    "unit": "metre"
                                }
                            ]
                        }
                    }
                ],
                "id": {
                    "authority": "EPSG",
                    "code": 20043
                }
            },
            "interpolation_crs": {
                "type": "GeographicCRS",
                "name": "SRGI2013",
                "datum": {
                    "type": "DynamicGeodeticReferenceFrame",
                    "name": "Sistem Referensi Geospasial Indonesia 2013",
                    "frame_reference_epoch": 2012,
                    "ellipsoid": {
                        "name": "WGS 84",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257223563
                    }
                },
                "coordinate_system": {
                    "subtype": "ellipsoidal",
                    "axis": [
                        {
                            "name": "Geodetic latitude",
                            "abbreviation": "Lat",
                            "direction": "north",
                            "unit": "degree"
                        },
                        {
                            "name": "Geodetic longitude",
                            "abbreviation": "Lon",
                            "direction": "east",
                            "unit": "degree"
                        }
                    ]
                },
                "id": {
                    "authority": "EPSG",
                    "code": 9470
                }
            },
            "method": {
                "name": "Geog3D to Geog2D+GravityRelatedHeight (gtx)",
                "id": {
                    "authority": "EPSG",
                    "code": 1088
                }
            },
            "parameters": [
                {
                    "name": "Geoid (height correction) model file",
                    "value": "INAGEOID2020v2.gtx",
                    "id": {
                        "authority": "EPSG",
                        "code": 8666
                    }
                }
            ],
            "accuracy": "0.0",
            "id": {
                "authority": "EPSG",
                "code": 10145
            },
            "remarks": "Reversible alternative to SRGI2013 to INAGeoid2020 v2 height (1) (code 10144)."
        }
    ],
    "accuracy": "0.2",
    "scope": "Geodesy, engineering survey, topographic mapping.",
    "area": "Indonesia - onshore and offshore.",
    "bbox": {
        "south_latitude": -13.95,
        "west_longitude": 92.01,
        "north_latitude": 7.79,
        "east_longitude": 141.46
    },
    "id": {
        "authority": "EPSG",
        "code": 10146
    },
    "remarks": "In central Java INAGeoid2020 v2 height minus INAGeoid2020 v1 height is approximately +0.2m (v1 surface is above the v2 surface). This difference varies significantly across Indonesia."
}

Definition: MapServer - MAPfile

PROJECTION
	"proj=pipeline"
	"step"
	"proj=axisswap"
	"order=2,1"
	"step"
	"proj=unitconvert"
	"xy_in=deg"
	"xy_out=rad"
	"step"
	"proj=vgridshift"
	"grids=INAGEOID2020v1.gtx"
	"multiplier=1"
	"step"
	"inv"
	"proj=vgridshift"
	"grids=INAGEOID2020v2.gtx"
	"multiplier=1"
	"step"
	"proj=unitconvert"
	"xy_in=rad"
	"xy_out=deg"
	"step"
	"proj=axisswap"
	"order=2,1"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=vgridshift +grids=INAGEOID2020v1.gtx +multiplier=1 +step +inv +proj=vgridshift +grids=INAGEOID2020v2.gtx +multiplier=1 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1">
	<Layer srs="+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=vgridshift +grids=INAGEOID2020v1.gtx +multiplier=1 +step +inv +proj=vgridshift +grids=INAGEOID2020v2.gtx +multiplier=1 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 10146, 'EPSG', 10146, '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=vgridshift +grids=INAGEOID2020v1.gtx +multiplier=1 +step +inv +proj=vgridshift +grids=INAGEOID2020v2.gtx +multiplier=1 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1', 'None');