2607_Saint Mounts Bay, Cornwall, U.K. composite DTM comprising multiple surveys

Composite Digital Terrain Model (DTM) of Saint Mounts Bay, Cornwall, U.K. comprising multiple single and multi beam echo sounder surveys

Simple

Date (Creation)
2018-11-09
Date (Revision)
2018-11-09
Identifier
cDTM_SaintMountsBay
Originator
  OceanWise Limited
Dovedale House, 16 Butts Road , Alton , GU34 1NB , United Kingdom
+44(0)1420768262
http://www.oceanwise.eu

Point of contact

No information provided.
Custodian
  OceanWise Limited
Dovedale House, 16 Butts Road , Alton , GU34 1NB , United Kingdom
+44(0)1420768262
http://www.oceanwise.eu
Parameter Discovery Vocabulary (P02)
  • Bathymetry and Elevation
SeaDataNet device categories
  • multi-beam echosounders
Positioning devices
  • Differential Global Positioning System receivers
Vertical Datum
  • Lowest Astronomical Tide
Project name
  • EMODnet HRSM
Thèmes Sextant
  • /Physical Environment/Bathymetry/Digital Terrain Model
Access constraints
Creative Commons Attribution 4.0 International
Use constraints
Other restrictions
Other constraints
DO NOT USE FOR NAVIGATION
Spatial representation type
Grid
Denominator
10000
Distance
0.015625  Arc minute
Metadata language
English
Character set
UTF8
Topic category
  • Oceans
Begin date
1977
End date
2018-08 Before

Vertical extent

Minimum value
1
Maximum value
50
N
S
E
W
thumbnail


Reference system identifier
WGS84 / EPSG: 4326
Number of dimensions
3
Dimension name
Column
Dimension size
640
Dimension name
Row
Dimension size
640
Dimension name
Time
Dimension size
1
Cell geometry
Point
Transformation parameter availability
No
Checkpoint Availability
No
Point in Pixel
  • Lower left
Distribution format
  • XYZ Ascii ( )

Transfer size
1028
OnLine resource
cDTM_SaintMountsBay - Format EMO ( WWW:DOWNLOAD )

cDTM_SaintMountsBay - Format EMO

OnLine resource
EMODnet Bathymetry WMTS service ( WWW:LINK )
OnLine resource
EMODner viewer ( WWW:LINK )
Hierarchy level
Dataset

Conformance result

Date
Explanation
No shoal bias during processing method
Pass
No

Quantitative attribute accuracy

Name of measure
depth
Measure identification
depth accuracy
Measure description
Multiple sources
Evaluation method description
IHO S-44 Order 1 or better

Quantitative result

Value
not defined

Gridded data positional accuracy

Name of measure
horizontal accuracy
Measure identification
horizontal accuracy of coordinate
Measure description
Multiple sources
Evaluation method description
IHO S-44 Order

Quantitative result

Value type
horizontal accuracy
Value
Order 1 or better

Absolute external positional accuracy

Name of measure
emodnet-bathymetry.QI.Horizontal
Value
-1 - Multisources

Absolute external positional accuracy

Name of measure
emodnet-bathymetry.QI.Vertical
Value
-1 - Multisources

Domain consistency

Name of measure
emodnet-bathymetry.QI.Purpose
Value
3 - Hydrographic survey or compatible with hydrographic standards
Hierarchy level
Software
Other
software
Hierarchy level
Property type
Description
parameters of data processing
Statement
Surveys deconflicted according to age and resolution with outlying soundings removed. Gridding method: Delaunay triangulation / Nearest neighbour. Original coordinate reference system i.e. WGS84 (EPSG:4326) and Chart Datum retained.
Description
Survey sources include the following individual surveys (by CDI reference):
File identifier
SDN_CPRD_2607_cDTM_SaintMountsBay XML
Metadata language
English
Character set
UTF8
Hierarchy level name
Composite Product Record
Date stamp
2025-03-07T14:09:34.543518Z
Metadata standard name
ISO 19115:2003/19139 - EMODNET - BATHYMETRY
Metadata standard version
1.0
Author
  OceanWise Limited
Dovedale House, 16 Butts Road , Alton , GU34 1NB , United Kingdom
+44(0)1420768262
http://www.oceanwise.eu
 
 

Overviews

overview

Spatial extent

N
S
E
W
thumbnail


Keywords

Positioning devices
Differential Global Positioning System receivers
Project name
EMODnet HRSM
SeaDataNet device categories
multi-beam echosounders
Thèmes Sextant
/Physical Environment/Bathymetry/Digital Terrain Model
Vertical Datum
Lowest Astronomical Tide

Provided by

Access to the portal

Associated resources

Not available