Vocabulary

GEBCO Grid Source Data Type Identifier

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URI

http://vocab.nerc.ac.uk/collection/GGT/current/

Description

Source data type information for the data sets used in the generation of the GEBCO Global Grid.

Creator

Nippon Foundation-GEBCO Seabed 2030 Project Team

Modified

2019-11-15

Version Info

Identifier

GGT

British Oceanographic Data Centre

Nippon Foundation-GEBCO Seabed 2030 Project Team

Members

Identifier	PrefLabel	Definition	Date
TIN0	GEBCO_type_identifier_0	Land	2019-11-14
TIN10	GEBCO_type_identifier_10	Singlebeam - depth value collected by a single beam echo-sounder	2019-11-14
TIN11	GEBCO_type_identifier_11	Multibeam - depth value collected by a multibeam echo-sounder	2019-11-14
TIN12	GEBCO_type_identifier_12	Seismic - depth value collected by seismic methods	2019-11-14
TIN13	GEBCO_type_identifier_13	Isolated sounding - depth value that is not part of a regular survey or trackline	2019-11-14
TIN14	GEBCO_type_identifier_14	ENC sounding - depth value extracted from an Electronic Navigation Chart (ENC)	2019-11-14
TIN15	GEBCO_type_identifier_15	Lidar - depth derived from a bathymetric lidar sensor	2019-11-14
TIN16	GEBCO_type_identifier_16	Depth measured by optical light sensor	2019-11-14
TIN17	GEBCO_type_identifier_17	Combination of direct measurement methods	2019-11-14
TIN40	GEBCO_type_identifier_40	Predicted based on satellite-derived gravity data - depth value is an interpolated value guided by satellite-derived gravity data	2019-11-14
TIN41	GEBCO_type_identifier_41	Interpolated based on a computer algorithm - depth value is an interpolated value based on a computer algorithm (e.g. Generic Mapping Tools)	2019-11-14
TIN42	GEBCO_type_identifier_42	Digital bathymetric contours from charts - depth value taken from a bathymetric contour data set	2019-11-14
TIN43	GEBCO_type_identifier_43	Digital bathymetric contours from ENCs - depth value taken from bathymetric contours from an Electronic Navigation Chart (ENC)	2019-11-14
TIN44	GEBCO_type_identifier_44	Bathymetric sounding - depth value at this location is constrained by bathymetric sounding(s) within a gridded data set where interpolation between sounding points is guided by satellite-derived gravity data	2019-11-14
TIN45	GEBCO_type_identifier_45	Predicted based on helicopter/flight-derived gravity data	2019-11-14
TIN70	GEBCO_type_identifier_70	Pre-generated grid - depth value is taken from a pre-generated grid that is based on mixed source data types, e.g. single beam, multibeam, interpolation etc.	2019-11-14
TIN71	GEBCO_type_identifier_71	Unknown source - depth value from an unknown source	2019-11-14
TIN72	GEBCO_type_identifier_72	Steering points - depth value used to constrain the grid in areas of poor data coverage	2019-11-14