POSC Specifications
Version 3.0
Epicentre Standard Values
vertical_datum

vertical_datum

Standard Instance Values

Alias values exist. Go to the alias file.

identifier naming _system description datum _kind source _reference source _content source version status
  naming _system .identifier   ref _vertical _datum .identifier       ref _version .identifier  
msl EPSG preferred name Remarks: msl has geographic and temporal components. Users are advised to not use this generic vertical datum but to define specific instances of msl based on knowledge of these components; for instance msl at xxx during 19yy. geoidal   EPSG POSC epicentre 3.0 current
ODN EPSG preferred name   geoidal   EPSG POSC epicentre 2.2 current
NGVD29 EPSG preferred name   geoidal   EPSG POSC epicentre 2.2 current
NAVD88 EPSG preferred name   geoidal   EPSG POSC epicentre 2.1 current
Yellow Sea EPSG preferred name   geoidal   EPSG POSC epicentre 2.2 current
Baltic EPSG preferred name   geoidal   EPSG POSC epicentre 2.2 current
Caspian EPSG preferred name   geoidal   EPSG POSC epicentre 2.2 current
NGF EPSG preferred name   geoidal   EPSG POSC epicentre 2.2.1 current
NAP EPSG preferred name   geoidal Nederlandse Commissie voor Geodesie publication 30; 1993 EPSG POSC epicentre 2.2 current
Oostende EPSG preferred name   geoidal Nederlandse Commissie voor Geodesie publication 30; 1993 EPSG POSC epicentre 2.2 current
AHD EPSG preferred name   geoidal http://www.auslig.gov.au/geodesy EPSG POSC epicentre 2.2 current
AHD (Tasmania) EPSG preferred name   geoidal   EPSG POSC epicentre 2.2 current
Sea Level EPSG preferred name Remarks: An unspecified local vertical datum not recommended for use. geoidal   EPSG POSC epicentre 3.0 current
CVD28 EPSG preferred name   geoidal   EPSG POSC epicentre 2.2 current
Piraeus86 EPSG preferred name   geoidal Geodesy Department; Public Pertoleum Corporation of Greece EPSG POSC epicentre 2.2 current
N60 EPSG preferred name   geoidal www.nls.fi/maa/papers/kkj.html EPSG POSC epicentre 2.2 current
RH70 EPSG preferred name   geoidal National Land Survey of Sweden EPSG POSC epicentre 2.2.1 current
NGF - Lallemand EPSG preferred name   geoidal Conseil National de l'Information Geographique groupe de travail Reseaux de Nivellement recommendations v5.1 April 1994 EPSG POSC epicentre 2.2.1 current
NGF - IGN69 EPSG preferred name   geoidal Conseil National de l'Information Geographique groupe de travail Reseaux de Nivellement recommendations v5.1 April 1994 EPSG POSC epicentre 2.2.1 current

vertical_datum

. Go To Top
identifier naming _system description datum _kind source _reference source _content source version status
NGF - IGN78 EPSG preferred name   geoidal Conseil National de l'Information Geographique groupe de travail Reseaux de Nivellement recommendations v5.1 April 1994 EPSG POSC epicentre 2.2.1 current
Maputo EPSG preferred name   geoidal Direccao Nacional de Geografia e Cadastral (DINAGECA). EPSG POSC epicentre 2.2.2 current
JapanVD EPSG preferred name   geoidal Ministry of Construction; Japan. http://vldb.gsi-mc.go.jp/sokuchi/datum/tokyodatum.html EPSG POSC epicentre 3.0 current
PHD93 EPSG preferred name Remarks: Misclosure between Muscat and Salalah less than .5 meters with differences from of up to 5 meters from old Fahud Datum. The PHD93 adjustment was initially known as the Spine. Supercedes Fahud Vertical Datum (Code 5124) from 1993. geoidal Petroleum Development Oman EPSG POSC epicentre 3.0 current
Fahud Height Datum EPSG preferred name Remarks: Superceded by PHD93 Datum (Code 5123) in 1993. Based on reciprocal trigonometric heighting based on single MSL determination at Mina Al Fahal. geoidal Petroleum Development Oman EPSG POSC epicentre 3.0 current
Ha Tien 1960 EPSG preferred name Remarks: In Vietnam replaced by Hon Dau in 1992. geoidal   EPSG POSC epicentre 3.0 current
Hon Dau 1992 EPSG preferred name Remarks: Supersedes Ha Tien in Vietnam. geoidal   EPSG POSC epicentre 3.0 current
LN02 EPSG preferred name   geoidal Bundesamt fur Landestopographie EPSG POSC epicentre 3.0 current
LHN95 EPSG preferred name   geoidal Bundesamt fur Landestopographie EPSG POSC epicentre 3.0 current
Unknown POSC basic   geoidal   POSC POSC epicentre 2.1 current

Go To Top


© Copyright 2001 POSC. All rights reserved.