EPSG:10685

COORDINATEOPERATION["SVS2000 height to SVS2010 height (1)",
    VERSION["GuRS-Svn"],
    SOURCECRS[
        VERTCRS["SVS2000 height",
            VDATUM["Slovenian Vertical System 2000"],
            CS[vertical,1],
                AXIS["gravity-related height (H)",up,
                    LENGTHUNIT["metre",1]],
            ID["EPSG",5779]]],
    TARGETCRS[
        VERTCRS["SVS2010 height",
            VDATUM["Slovenian Vertical System 2010"],
            CS[vertical,1],
                AXIS["gravity-related height (H)",up,
                    LENGTHUNIT["metre",1]],
            ID["EPSG",8690]]],
    METHOD["Vertical Offset by Grid Interpolation (asc)",
        ID["EPSG",1085]],
    PARAMETERFILE["Vertical offset file","SLO-VTP2024.xyz"],
    INTERPOLATIONCRS[
        GEOGCRS["Slovenia 1996",
            DATUM["Slovenia Geodetic Datum 1996",
                ELLIPSOID["GRS 1980",6378137,298.257222101,
                    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[0.02],
    USAGE[
        SCOPE["Change of height to a different vertical reference surface."],
        AREA["Slovenia - onshore."],
        BBOX[45.42,13.38,46.88,16.61]],
    ID["EPSG",10685],
    REMARK["SLO-VTP2024 height transformation surface derived at 2116 benchmarks. Height differences vary between −0.240 m and −0.047 m; 1σ accuarcy at 8693 BM is 9.9mm. File is also available in Surfer .grd and Gravsoft .gri formats."]]

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Transformation",
    "name": "SVS2000 height to SVS2010 height (1)",
    "source_crs": {
        "type": "VerticalCRS",
        "name": "SVS2000 height",
        "datum": {
            "type": "VerticalReferenceFrame",
            "name": "Slovenian Vertical System 2000"
        },
        "coordinate_system": {
            "subtype": "vertical",
            "axis": [
                {
                    "name": "Gravity-related height",
                    "abbreviation": "H",
                    "direction": "up",
                    "unit": "metre"
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 5779
        }
    },
    "target_crs": {
        "type": "VerticalCRS",
        "name": "SVS2010 height",
        "datum": {
            "type": "VerticalReferenceFrame",
            "name": "Slovenian Vertical System 2010"
        },
        "coordinate_system": {
            "subtype": "vertical",
            "axis": [
                {
                    "name": "Gravity-related height",
                    "abbreviation": "H",
                    "direction": "up",
                    "unit": "metre"
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 8690
        }
    },
    "interpolation_crs": {
        "type": "GeographicCRS",
        "name": "Slovenia 1996",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Slovenia Geodetic Datum 1996",
            "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
            }
        },
        "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": 4765
        }
    },
    "method": {
        "name": "Vertical Offset by Grid Interpolation (asc)",
        "id": {
            "authority": "EPSG",
            "code": 1085
        }
    },
    "parameters": [
        {
            "name": "Vertical offset file",
            "value": "SLO-VTP2024.xyz",
            "id": {
                "authority": "EPSG",
                "code": 8732
            }
        }
    ],
    "accuracy": "0.02",
    "scope": "Change of height to a different vertical reference surface.",
    "area": "Slovenia - onshore.",
    "bbox": {
        "south_latitude": 45.42,
        "west_longitude": 13.38,
        "north_latitude": 46.88,
        "east_longitude": 16.61
    },
    "id": {
        "authority": "EPSG",
        "code": 10685
    },
    "remarks": "SLO-VTP2024 height transformation surface derived at 2116 benchmarks. Height differences vary between −0.240 m and −0.047 m; 1σ accuarcy at 8693 BM is 9.9mm. File is also available in Surfer .grd and Gravsoft .gri formats."
}

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 10685, 'EPSG', 10685, 'None', 'None');