Kalianpur 1937 / India zone IIb

Bangladesh - onshore. , accuracy 18.0 m, code 1155 (default) [3]
Myanmar (Burma) - Moattama area. , accuracy 5.0 m, code 1533 [3]

Selected transformation

Method: Geocentric translations (geog2D domain)

Remarks: Derived at 6 stations. Accuracy 10m, 8m and 12m in X, Y and Z axes.

Information source: U.S. Defense Mapping Agency TR8350.2 revision of August 1993.

Revision date: 2020-03-14

Attributes

Unit: metre

Geodetic CRS: Kalianpur 1937

Datum: Kalianpur 1937

Ellipsoid: Everest 1830 (1937 Adjustment)

Prime meridian: Greenwich

Data source: EPSG

Information source: Survey of Bangladesh.

Revision date: 2021-01-13

Scope: Engineering survey, topographic mapping.

Remarks: Used by Survey of Bangladesh since metrication to end of 1994. Metric conversion applies A.R.Clarke's Indian foot-British foot ratio of 0.99999566 and Benoit's 1895 British inch-metre ratio of 39.370115 rounded as Ind ft = 0.30479841m exactly.

Area of use: Bangladesh - onshore.

Coordinate system: Cartesian 2D CS. Axes: easting, northing (E,N). Orientations: east, north. UoM: m.

Covered area powered by MapTiler

Center coordinates
2778162.62 646571.96

Projected bounds:
2535242.91 307275.04
3022837.69 987874.98

WGS84 bounds:
88.01 20.52
92.67 26.64

Bangladesh - onshore.

Definition: OGC Well Known Text

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PROJCS["Kalianpur 1937 / India zone IIb",
    GEOGCS["Kalianpur 1937",
        DATUM["Kalianpur_1937",
            SPHEROID["Everest 1830 (1937 Adjustment)",6377276.345,300.8017],
            TOWGS84[282,726,254,0,0,0,0]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4144"]],
    PROJECTION["Lambert_Conformal_Conic_1SP"],
    PARAMETER["latitude_of_origin",26],
    PARAMETER["central_meridian",90],
    PARAMETER["scale_factor",0.99878641],
    PARAMETER["false_easting",2743185.69],
    PARAMETER["false_northing",914395.23],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","24375"]]

Definition: OGC Well Known Text 2 (2019)

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PROJCRS["Kalianpur 1937 / India zone IIb",
    BASEGEOGCRS["Kalianpur 1937",
        DATUM["Kalianpur 1937",
            ELLIPSOID["Everest 1830 (1937 Adjustment)",6377276.345,300.8017,
                LENGTHUNIT["metre",1]]],
        PRIMEM["Greenwich",0,
            ANGLEUNIT["degree",0.0174532925199433]],
        ID["EPSG",4144]],
    CONVERSION["India zone IIb (1937 metres)",
        METHOD["Lambert Conic Conformal (1SP)",
            ID["EPSG",9801]],
        PARAMETER["Latitude of natural origin",26,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8801]],
        PARAMETER["Longitude of natural origin",90,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8802]],
        PARAMETER["Scale factor at natural origin",0.99878641,
            SCALEUNIT["unity",1],
            ID["EPSG",8805]],
        PARAMETER["False easting",2743185.69,
            LENGTHUNIT["metre",1],
            ID["EPSG",8806]],
        PARAMETER["False northing",914395.23,
            LENGTHUNIT["metre",1],
            ID["EPSG",8807]]],
    CS[Cartesian,2],
        AXIS["(E)",east,
            ORDER[1],
            LENGTHUNIT["metre",1]],
        AXIS["(N)",north,
            ORDER[2],
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Engineering survey, topographic mapping."],
        AREA["Bangladesh - onshore."],
        BBOX[20.52,88.01,26.64,92.67]],
    ID["EPSG",24375]]

Definition: ESRI Well Known Text

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PROJCS["Kalianpur_1937_India_Zone_IIb",
    GEOGCS["GCS_Kalianpur_1937",
        DATUM["D_Kalianpur_1937",
            SPHEROID["Everest_Adjustment_1937",6377276.345,300.8017]],
        PRIMEM["Greenwich",0.0],
        UNIT["Degree",0.0174532925199433]],
    PROJECTION["Lambert_Conformal_Conic"],
    PARAMETER["False_Easting",2743185.69],
    PARAMETER["False_Northing",914395.23],
    PARAMETER["Central_Meridian",90.0],
    PARAMETER["Standard_Parallel_1",26.0],
    PARAMETER["Scale_Factor",0.99878641],
    PARAMETER["Latitude_Of_Origin",26.0],
    UNIT["Meter",1.0]]

Definition: PROJ.4

+proj=lcc +lat_1=26 +lat_0=26 +lon_0=90 +k_0=0.99878641 +x_0=2743185.69 +y_0=914395.23 +ellps=evrst30 +towgs84=282,726,254,0,0,0,0 +units=m +no_defs +type=crs

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:24375","+proj=lcc +lat_1=26 +lat_0=26 +lon_0=90 +k_0=0.99878641 +x_0=2743185.69 +y_0=914395.23 +ellps=evrst30 +towgs84=282,726,254,0,0,0,0 +units=m +no_defs +type=crs");

Definition: JSON

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{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "ProjectedCRS",
    "name": "Kalianpur 1937 / India zone IIb",
    "base_crs": {
        "name": "Kalianpur 1937",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Kalianpur 1937",
            "ellipsoid": {
                "name": "Everest 1830 (1937 Adjustment)",
                "semi_major_axis": 6377276.345,
                "inverse_flattening": 300.8017
            }
        },
        "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": 4144
        }
    },
    "conversion": {
        "name": "India zone IIb (1937 metres)",
        "method": {
            "name": "Lambert Conic Conformal (1SP)",
            "id": {
                "authority": "EPSG",
                "code": 9801
            }
        },
        "parameters": [
            {
                "name": "Latitude of natural origin",
                "value": 26,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8801
                }
            },
            {
                "name": "Longitude of natural origin",
                "value": 90,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8802
                }
            },
            {
                "name": "Scale factor at natural origin",
                "value": 0.99878641,
                "unit": "unity",
                "id": {
                    "authority": "EPSG",
                    "code": 8805
                }
            },
            {
                "name": "False easting",
                "value": 2743185.69,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8806
                }
            },
            {
                "name": "False northing",
                "value": 914395.23,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8807
                }
            }
        ]
    },
    "coordinate_system": {
        "subtype": "Cartesian",
        "axis": [
            {
                "name": "Easting",
                "abbreviation": "E",
                "direction": "east",
                "unit": "metre"
            },
            {
                "name": "Northing",
                "abbreviation": "N",
                "direction": "north",
                "unit": "metre"
            }
        ]
    },
    "scope": "Engineering survey, topographic mapping.",
    "area": "Bangladesh - onshore.",
    "bbox": {
        "south_latitude": 20.52,
        "west_longitude": 88.01,
        "north_latitude": 26.64,
        "east_longitude": 92.67
    },
    "id": {
        "authority": "EPSG",
        "code": 24375
    }
}

Definition: GeoServer

24375=PROJCS["Kalianpur 1937 / India zone IIb",GEOGCS["Kalianpur 1937",DATUM["Kalianpur_1937",SPHEROID["Everest 1830 (1937 Adjustment)",6377276.345,300.8017],TOWGS84[282,726,254,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4144"]],PROJECTION["Lambert_Conformal_Conic_1SP"],PARAMETER["latitude_of_origin",26],PARAMETER["central_meridian",90],PARAMETER["scale_factor",0.99878641],PARAMETER["false_easting",2743185.69],PARAMETER["false_northing",914395.23],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","24375"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=lcc"
	"lat_1=26"
	"lat_0=26"
	"lon_0=90"
	"k_0=0.99878641"
	"x_0=2743185.69"
	"y_0=914395.23"
	"ellps=evrst30"
	"towgs84=282,726,254,0,0,0,0"
	"units=m"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=lcc +lat_1=26 +lat_0=26 +lon_0=90 +k_0=0.99878641 +x_0=2743185.69 +y_0=914395.23 +ellps=evrst30 +towgs84=282,726,254,0,0,0,0 +units=m +no_defs +type=crs">
	<Layer srs="+proj=lcc +lat_1=26 +lat_0=26 +lon_0=90 +k_0=0.99878641 +x_0=2743185.69 +y_0=914395.23 +ellps=evrst30 +towgs84=282,726,254,0,0,0,0 +units=m +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 24375, 'EPSG', 24375, '+proj=lcc +lat_1=26 +lat_0=26 +lon_0=90 +k_0=0.99878641 +x_0=2743185.69 +y_0=914395.23 +ellps=evrst30 +towgs84=282,726,254,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["Kalianpur 1937 / India zone IIb",GEOGCS["Kalianpur 1937",DATUM["Kalianpur_1937",SPHEROID["Everest 1830 (1937 Adjustment)",6377276.345,300.8017],TOWGS84[282,726,254,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4144"]],PROJECTION["Lambert_Conformal_Conic_1SP"],PARAMETER["latitude_of_origin",26],PARAMETER["central_meridian",90],PARAMETER["scale_factor",0.99878641],PARAMETER["false_easting",2743185.69],PARAMETER["false_northing",914395.23],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","24375"]]');

EPSG:24375