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NZ Airborne Gravity Bouguer Anomalies at Ground Surface (2013-2014)

The national airborne gravity dataset is comprised of more than 50,000 linear km of flight observations, covering the three main islands of New Zealand and up to 10km offshore.

This dataset provides a 1 arc minute raster image of the Bouguer anomalies, which have been downward continued to the ground surface (McCubbine et al, 2017).

The national airborne gravity dataset was collected as a joint project between Land Information New Zealand (LINZ), GNS Science (GNS) and Victoria University of Wellington (VUW). The airborne survey was completed in a total of eight months, over two campaigns: August – October 2013, and February – June 2014.

**Users may also be interested in other layers created for the free-air anomalies at ground surface and the along track observations from the gravity flight lines at flight elevation** [NZ Airborne Gravity Free-Air Anomalies at Ground Surface (2013-2014)](https://data.linz.govt.nz/layer/3532) and [NZ Airborne Gravity Flight Lines at Elevation (2013-2014)](https://data.linz.govt.nz/layer/3531).

McCubbine, J. Stagpoole, V. Caratori-Tontini, F. Amos, M. Smith, E. and Winefield, R. (2017). Gravity anomaly grids for the New Zealand region. Manuscript submitted for publication New ZealandJournal of Geology and Geophysics.

Simple

Date (Publication)
2016-12
Purpose
Purpose of this dataset is to supply the national airborne gravity dataset for use in geophysical research and mapping.
Credit
GNS Science
Credit
Victoria University of Wellington
Credit
Land Information New Zealand
Status
completed Completed
Point of contact
  LINZ - Land Information New Zealand - Omit ( Chief Geodesist - National Geodetic Office )
155 The Terrace , Wellington , 6011 , New Zealand
0800 665 463 or +64 4 460 0110
+64 4 472 2244
Resource provider
  LINZ - Land Information New Zealand - omit ( Chief Geodesist - National Geodetic Office )
155 The Terrace , Wellington , 6011 , New Zealand
04 4600110
Maintenance and update frequency
notPlanned Not planned
Name
*.xml
Version
Unknown
ANZLIC Jurisdictions
  • New Zealand
ANZLIC Search Words
  • GEOSCIENCES-Geophysics
  • LAND-Geodesy
Classification
unclassified Unclassified
Use limitation

Copyright 2016 Crown copyright (c)

Land Information New Zealand and the New Zealand Government.

All rights reserved

Use constraints
copyright Copyright
Use limitation

Released under Creative Commons By with:

Following Attribution:

If you publish, distribute or otherwise disseminate this work to the public without adapting it, the following attribution to Land Information New Zealand should be used: 'CC-By Land Information New Zealand'

If you adapt this work in any way or include it in a collection, and publish, distribute or otherwise disseminate that adaptation or collection to the public, the following attribution to Land Information New Zealand should be used: 'Contains data sourced from Land Information New Zealand under CC-By.'

If 'attribution stacking' problems exist then the requirement to display the above attribution statements is waived and in lieu the attribution statement is to be made in any terms or conditions associated with the work/product/application/ etc.

Use constraints
license License
Distance
1.8  km
Metadata language
eng
Character set
utf8 UTF8
Topic category
  • Geoscientific information
Geographic identifier
nzl

Date (Publication)
2009-03-31
Edition
Version 1.0
Edition date
2009-03-31
Identifier
http://asdd.ga.gov.au/asdd/profileinfo/anzlic-country.xml#Country
Custodian
  ANZLIC the Spatial Information Council

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Reference system identifier
4167
OnLine resource
https://data.linz.govt.nz/layer/53530-nz-airborne-gravity-bouguer-anomalies-at-ground-surface-2013-2014/
Hierarchy level
dataset Dataset
Other
dataset
Statement

This dataset is comprised of the downward continued Bouguer anomalies from the national airborne gravity survey. The downward continued process was completed using least squares collocation, a process which grids the dataset while reducing the data observed at elevation to the ground surface.

The airborne survey was observed over a period of eight months, over two campaigns: August – October 2013, and February – June 2014.

File identifier
01e1e266-6e1d-ac60-9b23-89d307e03708 XML
Metadata language
eng
Character set
utf8 UTF8
Hierarchy level
dataset Dataset
Hierarchy level name
dataset
Date stamp
2017-01-31
Metadata standard name
ANZLIC Metadata Profile: An Australian/New Zealand Profile of AS/NZS ISO 19115:2005, Geographic information - Metadata
Metadata standard version
1.1
Resource provider
  LINZ - Land Information New Zealand - omit ( Chief Geodesist - National Geodetic Office )
155 The Terrace , Wellington , 6011 , New Zealand
04 4600110
 
 

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Spatial extent

N
S
E
W
thumbnail


Keywords

ANZLIC Jurisdictions
New Zealand
ANZLIC Search Words
GEOSCIENCES-Geophysics LAND-Geodesy

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