Accra

Geographic 2D CRS used in Ghana

Accra is a geographic 2D CRS last revised on January 16, 2021 and is suitable for use in Ghana - onshore and offshore. Accra uses the Accra as its datum. Accra is a CRS for Geodetic survey. It was defined by information from Ordnance Survey International. Ellipsoid semi-major axis (a)=20926201 exactly Gold Coast feet. Replaced by Leigon (code 4250) in 1978.

Geographic 2D CRS Details
Name:	Accra
Code:	4168
CRS Type:	geographic 2D
Area Of Use:	Ghana Area Details Area Name: Ghana Area Code: 1104 Description: Ghana - onshore and offshore. Extents: 11.16 ° -3.79 ° 2.1 ° 1.4 ° Meta Data Information Source: ISO 3166 Maintenance Agency. ftp://ftp.fu-berlin.de/pub/doc/iso Data Source: OGP Revision Date: January 16, 2021 Change Id: [2002.341] [2005.890] [2012.049]
Datum:	Accra Datum Details Datum Name: Accra Code: 6168 Area Of Use: Ghana Area Details Area Name: Ghana Area Code: 1104 Description: Ghana - onshore and offshore. Extents: 11.16 ° -3.79 ° 2.1 ° 1.4 ° Meta Data Information Source: ISO 3166 Maintenance Agency. ftp://ftp.fu-berlin.de/pub/doc/iso Data Source: OGP Revision Date: January 16, 2021 Change Id: [2002.341] [2005.890] [2012.049] Scope: Topographic mapping. Type: geodetic Realization Epoch: Origin: Fundamental point: GCS Station 547. Latitude: 5°23'43.3"N, longitude: 0°11'52.3"W (of Greenwich). Ellipsoid: War Office Ellipsoid Details Name: War Office Code: 7029 Shape: Ellipsoid Semi-Major Axis: 6378300 metre Unit Details Unit Name: metre Unit Code: 9001 Type: length Target Unit: metre Meta Data Remarks: Also known as International metre. SI standard unit. Information Source: ISO 1000. Data Source: IOGP Revision Date: January 16, 2021 Change Id: [2015.062] Inverse Flattening: 296. Meta Data Remarks: In non-metric form, a=20926201 Gold Coast feet. DMA Technical Manual 8358.1 and data derived from this quotes value for semi-major axis as 6378300.58m: OGP recommends use of defined value 6378300m exactly. Information Source: Tables for the use of the Gold Coast Survey Department, 1935. Data Source: OGP Revision Date: January 16, 2021 Change Id: [2009.075] Prime Meridian: Greenwich Prime Meridian Details Name: Greenwich Code: 8901 Greenwich Longitude: 0 degree Unit Details Unit Name: degree Unit Code: 9102 Type: angle Target Unit: radian Unit Details Unit Name: radian Unit Code: 9101 Type: angle Target Unit: radian Meta Data Remarks: SI standard unit. Information Source: ISO 1000:1992 Data Source: IOGP Revision Date: January 16, 2021 Change Id: [2015.062] Meta Data Remarks: = pi/180 radians Information Source: Data Source: IOGP Revision Date: January 16, 2021 Change Id: [1996.220] [2002.860] [2015.062] Meta Data Remarks: The international reference meridian as defined first by the 1884 International Meridian Conference and later by the Bureau International de l'Heure (BIH) and then the International Earth Rotation Service (IERS). Information Source: OGP Data Source: IOGP Revision Date: January 16, 2021 Change Id: [1996.290] [2016.045] Applicable CRS-s: The following CRS are based on this datum: [Accra] Meta Data Remarks: Replaced in 1978 by Leigon datum (code 6250). Information Source: Ordnance Survey International Data Source: OGP Revision Date: January 16, 2021 Change Id: [2008.045]
Coordinate System:	Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: degree Coordinate System Details Name: Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: degree Code: 6422 Axes: Order Name Abreviation Direction Unit 1 Lat Geodetic latitude north degree (supplier to define representation) Unit Details Unit Name: degree (supplier to define representation) Unit Code: 9122 Type: angle Target Unit: radian Unit Details Unit Name: radian Unit Code: 9101 Type: angle Target Unit: radian Meta Data Remarks: SI standard unit. Information Source: ISO 1000:1992 Data Source: IOGP Revision Date: January 16, 2021 Change Id: [2015.062] Meta Data Remarks: = pi/180 radians. The degree representation (e.g. decimal, DMSH, etc.) must be clarified by suppliers of data associated with this code. Information Source: OGP Data Source: IOGP Revision Date: January 16, 2021 Change Id: [2015.062] 2 Lon Geodetic longitude east degree (supplier to define representation) Unit Details Unit Name: degree (supplier to define representation) Unit Code: 9122 Type: angle Target Unit: radian Unit Details Unit Name: radian Unit Code: 9101 Type: angle Target Unit: radian Meta Data Remarks: SI standard unit. Information Source: ISO 1000:1992 Data Source: IOGP Revision Date: January 16, 2021 Change Id: [2015.062] Meta Data Remarks: = pi/180 radians. The degree representation (e.g. decimal, DMSH, etc.) must be clarified by suppliers of data associated with this code. Information Source: OGP Data Source: IOGP Revision Date: January 16, 2021 Change Id: [2015.062] Meta Data Remarks: Coordinates referenced to this CS are in degrees. Any degree representation (e.g. DMSH, decimal, etc.) may be used but that used must be declared for the user by the supplier of data. Used in geographic 2D coordinate reference systems. Information Source: OGP Data Source: IOGP Revision Date: January 16, 2021 Change Id: [2008.045] [2015.018]
Meta Data
Remarks:	Ellipsoid semi-major axis (a)=20926201 exactly Gold Coast feet. Replaced by Leigon (code 4250) in 1978.
Information Source:	Ordnance Survey International
Data Source:	OGP
Revision Date:	January 16, 2021
Change Id:	[2003.370]
Alias:	Alias Naming System Remarks GCS_Accra ESRI