Data

Charters Towers complete Bouguer geodetic 2km station spacing

Geoscience Australia
Geophysical Acquisition & Processing Section
Viewed: [[ro.stat.viewed]] Cited: [[ro.stat.cited]] Accessed: [[ro.stat.accessed]]
ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rfr_id=info%3Asid%2FANDS&rft_id=http://rhe-ecat-prod01.prod.lan:8080/geonetwork/srv/eng/search?uuid=de21d18e-87b2-42d4-a34d-465732e5f265&rft.title=Charters Towers complete Bouguer geodetic 2km station spacing&rft.identifier=https://pid.geoscience.gov.au/dataset/ga/143999&rft.description=Gravity data measures small changes in gravity due to changes in the density of rocks beneath the Earth's surface. The data collected are processed via standard methods to ensure the response recorded is that due only to the rocks in the ground. The results produce datasets that can be interpreted to reveal the geological structure of the sub-surface. The processed data is checked for quality by GA geophysicists to ensure that the final data released by GA are fit-for-purpose.This Charters Towers complete Bouguer geodetic 2km station spacing is a complete Bouguer anomaly grid for the Charters Towers Gravity Survey, Qld, 2008 (P200740). This gravity survey was acquired under the project No. 200740 for the geological survey of QLD. The grid has a cell size of 0.0037 degrees (approximately 398m). The data are given in units of um/s^2, also known as 'gravity units', or gu. A total of 14161 gravity stations were acquired to produce this grid.Maintenance and Update Frequency: notPlannedStatement: This Charters Towers complete Bouguer geodetic 2km station spacing is a complete Bouguer anomaly grid for the Charters Towers Gravity Survey, Qld, 2008 (P200740). This gravity survey was acquired under the project No. 200740 for the geological survey of QLD. The grid has a cell size of 0.0037 degrees (approximately 398m). The data are given in units of um/s^2, also known as 'gravity units', or gu. A total of 14161 gravity stations were acquired to produce this grid. The complete Bouguer gravity anomalies were calculated by applying terrain correction (Bullard C - which accounts for the undulations of the surrounding topography) to the spherical cap Bouguer anomaly point data of Charters Towers Gravity Survey, Qld, 2008 (P200740). These terrain corrections were calculated using software from INTREPID Geophysics. The Intrepid algorithm utilises concentric rings subdivided into cells (Direen, 2001) to calculate the terrain correction. The data were then gridded using a gridding technique provided by the INTREPID Geophysics software package. The processed data are checked by GA geophysicists using standard methods for assessing quality to ensure that the final data are fit-for-purpose. Details of the specifications of individual surveys held in the Australian National Gravity Database (ANGD) can be found in the Second Edition of the Index of Gravity Surveys (Wynne and Bacchin, 2009). References: Direen, N.G., 2001. Application of terrain corrections in Australia (2001). Geoscience Australia, Canberra.https://pid.geoscience.gov.au/dataset/ga/33808; Intrepid Geophysics, http://www.intrepid-geophysics.com; Wynne, P., and Bacchin, M., 2009. Index of Gravity Surveys (Second Edition). Geoscience Australia, Record 2009/07.&rft.creator=Geophysical Acquisition & Processing Section &rft.date=2020&rft.coverage=westlimit=144.3731; southlimit=-20.8521; eastlimit=147.3553; northlimit=-19.5756; projection=GDA94 (EPSG:4283)&rft.coverage=westlimit=144.3731; southlimit=-20.8521; eastlimit=147.3553; northlimit=-19.5756; projection=GDA94 (EPSG:4283)&rft_rights=Creative Commons Attribution 4.0 International Licence http://creativecommons.org/licenses/&rft_rights=(c) Geological Survey of Queensland 2020&rft_rights=Australian Government Security ClassificationSystem https://www.protectivesecurity.gov.au/Pages/default.aspx&rft_subject=geoscientificInformation&rft_subject=EARTH SCIENCES&rft_subject=NCI&rft_subject=Earth sciences&rft_subject=geophysics&rft_subject=grid&rft_subject=Australia&rft_subject=QLD&rft_subject=survey 200740&rft_subject=GADDS2.0&rft_subject=gravity&rft_subject=infinie slab&rft_subject=Bouguer&rft_subject=complete&rft_subject=ground digital data&rft_subject=geophysical survey&rft_subject=grav&rft_subject=raster&rft_subject=Published_External&rft.type=dataset&rft.language=English Access the data
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Gravity data measures small changes in gravity due to changes in the density of rocks beneath the Earth's surface. The data collected are processed via standard methods to ensure the response recorded is that due only to the rocks in the ground. The results produce datasets that can be interpreted to reveal the geological structure of the sub-surface. The processed data is checked for quality by GA geophysicists to ensure that the final data released by GA are fit-for-purpose.
This Charters Towers complete Bouguer geodetic 2km station spacing is a complete Bouguer anomaly grid for the Charters Towers Gravity Survey, Qld, 2008 (P200740). This gravity survey was acquired under the project No. 200740 for the geological survey of QLD. The grid has a cell size of 0.0037 degrees (approximately 398m). The data are given in units of um/s^2, also known as 'gravity units', or gu. A total of 14161 gravity stations were acquired to produce this grid.

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Maintenance and Update Frequency: notPlanned
Statement: This Charters Towers complete Bouguer geodetic 2km station spacing is a complete Bouguer anomaly grid for the Charters Towers Gravity Survey, Qld, 2008 (P200740). This gravity survey was acquired under the project No. 200740 for the geological survey of QLD. The grid has a cell size of 0.0037 degrees (approximately 398m). The data are given in units of um/s^2, also known as 'gravity units', or gu. A total of 14161 gravity stations were acquired to produce this grid. The complete Bouguer gravity anomalies were calculated by applying terrain correction (Bullard C - which accounts for the undulations of the surrounding topography) to the spherical cap Bouguer anomaly point data of Charters Towers Gravity Survey, Qld, 2008 (P200740). These terrain corrections were calculated using software from INTREPID Geophysics. The Intrepid algorithm utilises concentric rings subdivided into cells (Direen, 2001) to calculate the terrain correction. The data were then gridded using a gridding technique provided by the INTREPID Geophysics software package. The processed data are checked by GA geophysicists using standard methods for assessing quality to ensure that the final data are fit-for-purpose. Details of the specifications of individual surveys held in the Australian National Gravity Database (ANGD) can be found in the Second Edition of the Index of Gravity Surveys (Wynne and Bacchin, 2009). References: Direen, N.G., 2001. Application of terrain corrections in Australia (2001). Geoscience Australia, Canberra.https://pid.geoscience.gov.au/dataset/ga/33808; Intrepid Geophysics, http://www.intrepid-geophysics.com; Wynne, P., and Bacchin, M., 2009. Index of Gravity Surveys (Second Edition). Geoscience Australia, Record 2009/07.

Created: 07 03 2020

Issued: 07 03 2020

Modified: 05 07 2021

Data time period: 22 08 2007 to 03 12 2007

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147.3553,-19.5756 147.3553,-20.8521 144.3731,-20.8521 144.3731,-19.5756 147.3553,-19.5756

145.8642,-20.21385

text: westlimit=144.3731; southlimit=-20.8521; eastlimit=147.3553; northlimit=-19.5756; projection=GDA94 (EPSG:4283)

Subjects
Australia | Bouguer | EARTH SCIENCES | Earth sciences | GADDS2.0 | NCI | Published_External | QLD | complete | geophysical survey | geophysics | geoscientificInformation | grav | gravity | grid | ground digital data | infinie slab | raster | survey 200740 |

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Other Information
The Geophysical Archive Data Delivery System (GADDS2) portal provides HTTP download of geophysics datasets in a number of formats. Point and line datasets are available in NetCDF and ASEG-GDF2. Grid datasets are available in NetCDF, GeoTIFF and ERS. (File available for download in various formats from the GADDS2 portal)

url : https://portal.ga.gov.au/persona/gadds

File download for Charters Towers complete Bouguer geodetic 2km station spacing (Charters Towers complete Bouguer geodetic 2km station spacing file download)

url : https://thredds.nci.org.au/thredds/fileServer/iv65/Geoscience_Australia_Geophysics_Reference_Data_Collection/ground_gravity/QLD/grid/P200740/P200740-grid-grv_cisba-Infill.nc

NetCDF Subsetting Service (NCSS) for Charters Towers complete Bouguer geodetic 2km station spacing (Charters Towers complete Bouguer geodetic 2km station spacing NCSS)

url : https://thredds.nci.org.au/thredds/ncss/grid/iv65/Geoscience_Australia_Geophysics_Reference_Data_Collection/ground_gravity/QLD/grid/P200740/P200740-grid-grv_cisba-Infill.nc/dataset.html

OPeNDAP web service for Charters Towers complete Bouguer geodetic 2km station spacing (Charters Towers complete Bouguer geodetic 2km station spacing OPeNDAP)

url : https://thredds.nci.org.au/thredds/dodsC/iv65/Geoscience_Australia_Geophysics_Reference_Data_Collection/ground_gravity/QLD/grid/P200740/P200740-grid-grv_cisba-Infill.nc.html

OGC Web Mapping Service (WMS) for Charters Towers complete Bouguer geodetic 2km station spacing (Charters Towers complete Bouguer geodetic 2km station spacing WMS)

url : https://thredds.nci.org.au/thredds/wms/iv65/Geoscience_Australia_Geophysics_Reference_Data_Collection/ground_gravity/QLD/grid/P200740/P200740-grid-grv_cisba-Infill.nc?service=WMS&version=1.3.0&request=GetCapabilities

OGC Web Coverage Service (WCS) for Charters Towers complete Bouguer geodetic 2km station spacing (Charters Towers complete Bouguer geodetic 2km station spacing WCS)

url : https://thredds.nci.org.au/thredds/wcs/iv65/Geoscience_Australia_Geophysics_Reference_Data_Collection/ground_gravity/QLD/grid/P200740/P200740-grid-grv_cisba-Infill.nc?service=WCS&version=1.0.0&request=GetCapabilities

Charters Towers complete Bouguer geodetic 2km station spacing NCSS

url : https://thredds.nci.org.au/thredds/ncss/grid/iv65/Geoscience_Australia_Geophysics_Reference_Data_Collection/ground_gravity/QLD/grid/P200740/P200740-grid-grv_cisba-Infill.nc/dataset.html

Charters Towers complete Bouguer geodetic 2km station spacing OPeNDAP

url : https://thredds.nci.org.au/thredds/dodsC/iv65/Geoscience_Australia_Geophysics_Reference_Data_Collection/ground_gravity/QLD/grid/P200740/P200740-grid-grv_cisba-Infill.nc.html

Charters Towers complete Bouguer geodetic 2km station spacing WMS

url : https://thredds.nci.org.au/thredds/wms/iv65/Geoscience_Australia_Geophysics_Reference_Data_Collection/ground_gravity/QLD/grid/P200740/P200740-grid-grv_cisba-Infill.nc?service=WMS&version=1.3.0&request=GetCapabilities

Charters Towers complete Bouguer geodetic 2km station spacing WCS

url : https://thredds.nci.org.au/thredds/wcs/iv65/Geoscience_Australia_Geophysics_Reference_Data_Collection/ground_gravity/QLD/grid/P200740/P200740-grid-grv_cisba-Infill.nc?service=WCS&version=1.0.0&request=GetCapabilities

Identifiers
ACN 633 798 857