Datum: Hong Kong Principal Datum

Vertical Datum used in China - Hong Kong - onshore

Hong Kong Principal Datum is a vertical datum first defined in 1980 and is suitable for use in China - Hong Kong - onshore.. Hong Kong Principal Datum origin is 1.23m below the mean of 19 years (1965-83) observations of tide levels at North Point, Victoria Harbour. Hong Kong Principal Datum is a vertical datum for Geodetic survey, engineering survey, cadastre. It was defined by information from Survey and Mapping Office, Lands Department. Http://www.info.gov.hk/landsd/mapping/tindex.htm

Datum Details
Datum Name:	Hong Kong Principal Datum
Code:	5135
Area Of Use:	China - Hong Kong - onshore Area Details Area Name: China - Hong Kong - onshore Area Code: 3334 Description: China - Hong Kong - onshore. Extents: 22.62 ° 113.89 ° 114.57 ° 22.16 ° Meta Data Information Source: OGP Data Source: OGP Revision Date: 02/01/2006
Scope:	Geodetic survey, engineering survey, cadastre.
Type:	vertical
Realization Epoch:	1980
Origin:	1.23m below the mean of 19 years (1965-83) observations of tide levels at North Point, Victoria Harbour.
Meta Data
Information Source:	Survey and Mapping Office, Lands Department. Http://www.info.gov.hk/landsd/mapping/tindex.htm
Data Source:	OGP
Revision Date:	06/22/2002
Alias:	Alias Naming System Remarks HKPD EPSG abbreviation Ordnance Datum EPSG alias This is the former name.