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AAM was engaged by Bay of Plenty Regional Council to undertake acquisition and processing of Imagery over Maketu & Little Waihi and Frost Flats Heathlands.... |
| summary:
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AAM was engaged by Bay of Plenty Regional Council to undertake acquisition and processing of Imagery over Maketu & Little Waihi and Frost Flats Heathlands.... |
| accessInformation:
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AAM, Bay of Plenty Regional Council |
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18055.954822 |
| typeKeywords:
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["Data","Service","Image Service","ArcGIS Server"] |
| description:
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<DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN STYLE="font-weight:bold;">Please read Project Reports </SPAN><SPAN STYLE="font-weight:bold;">PRJ36500NON01</SPAN><SPAN STYLE="font-weight:bold;"> </SPAN><SPAN STYLE="font-weight:bold;">(Objective Ref: </SPAN><A href="https://objective.envbop.net/id:A3550027/document/versions/published" STYLE="text-decoration:underline;"><SPAN STYLE="font-weight:bold;">A3550027</SPAN></A><SPAN STYLE="font-weight:bold;">) and </SPAN><SPAN STYLE="font-weight:bold;">PRJ36500NO</SPAN><SPAN STYLE="font-weight:bold;">N02</SPAN><SPAN STYLE="font-weight:bold;"> </SPAN><SPAN STYLE="font-weight:bold;">(Objective Ref: </SPAN><A href="https://objective.envbop.net/id:A3550026/document/versions/published" STYLE="text-decoration:underline;"><SPAN STYLE="font-weight:bold;">A3550026</SPAN></A><SPAN STYLE="font-weight:bold;">) for complete metadata.</SPAN></P><P><SPAN /><SPAN /></P><P><SPAN STYLE="font-weight:bold;">Acquisition</SPAN><SPAN STYLE="font-weight:bold;"> </SPAN><SPAN STYLE="font-weight:bold;">(</SPAN><SPAN STYLE="font-weight:bold;">PRJ36500NON01</SPAN><SPAN STYLE="font-weight:bold;">- Kaituna Wetland, Maketu, Little Waihi</SPAN><SPAN STYLE="font-weight:bold;">)</SPAN><SPAN STYLE="font-weight:bold;">: </SPAN><SPAN /></P><P><SPAN>Acquisition of Imagery occurred on 20th January 2020, airborne LiDAR data was</SPAN><SPAN> </SPAN><SPAN>captured concurrently with the Imagery and used as the orthophoto DEM. Trajectories supplied</SPAN><SPAN> </SPAN><SPAN>in the ancillary folder of this volume contain date and time information specific to the areas</SPAN><SPAN> </SPAN><SPAN>supplied.</SPAN></P><P><SPAN /><SPAN /></P><P><SPAN STYLE="font-weight:bold;">Acquisition</SPAN><SPAN STYLE="font-weight:bold;"> </SPAN><SPAN STYLE="font-weight:bold;">(</SPAN><SPAN STYLE="font-weight:bold;">PRJ36500NO</SPAN><SPAN STYLE="font-weight:bold;">N02 - Frost flats)</SPAN><SPAN STYLE="font-weight:bold;">: </SPAN><SPAN /></P><P><SPAN>Acquisition of Imagery occurred on 23rd, 25th, 27th January and 3rd February 2020.</SPAN><SPAN> </SPAN><SPAN>Airborne LiDAR data was captured concurrently with the Imagery and used as the orthophoto</SPAN><SPAN> </SPAN><SPAN>DEM. Trajectories supplied in the ancillary folder of this volume contain date and time</SPAN><SPAN STYLE="font-size:14pt"> </SPAN><SPAN STYLE="font-size:12pt">information specific to the areas supplied.</SPAN></P><P><SPAN /><SPAN /></P><P><SPAN STYLE="font-weight:bold;"><SPAN>Ground Support: </SPAN></SPAN><SPAN /></P><P><SPAN>RTX processing was used to calculate the GPS trajectory solution. Trimble</SPAN><SPAN> </SPAN><SPAN>CenterPointR RTX™ is a proprietary GPS, GLONASS, BeiDou, and QZSS enabled technology</SPAN><SPAN> </SPAN><SPAN>that provides high-accuracy GNSS positioning worldwide without the use of traditional local</SPAN><SPAN> </SPAN><SPAN>base stations or a VRS network. By combining real-time data from a global reference station</SPAN><SPAN> </SPAN><SPAN>infrastructure with innovative positioning and compression algorithms, Trimble RTX technology</SPAN><SPAN> </SPAN><SPAN>computes centimeter-level positions based on satellite orbit and clock information.</SPAN><SPAN> </SPAN><SPAN>Ground control was surveyed by Sounds Surveying in early 2019 was used to assist in control</SPAN><SPAN> </SPAN><SPAN>for the imagery.</SPAN></P><P><SPAN /><SPAN /></P><P><SPAN STYLE="font-weight:bold;"><SPAN>Data Processing: </SPAN></SPAN><SPAN /></P><P><SPAN>The RGB orthophotos are supplied at 10cm gsd. The imagery was</SPAN><SPAN> </SPAN><SPAN>georeferenced with airborne reference data and surveyed ground control, using aero</SPAN><SPAN> </SPAN><SPAN>triangulation. Ortho-rectification utilised the LiDAR digital terrain model, and a combination of</SPAN><SPAN> </SPAN><SPAN>automated and manual seamline placement.</SPAN><SPAN> </SPAN><SPAN>Laser strikes were classified into default, ground using a single algorithm across the project</SPAN><SPAN> </SPAN><SPAN>area. No manual editing was performed. The ground points were used for orthorectification of</SPAN><SPAN STYLE="font-size:14pt"> </SPAN><SPAN STYLE="font-size:12pt">the imagery, and supplied in this volume as DEM.</SPAN></P></DIV></DIV></DIV> |
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| catalogPath:
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| title:
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AerialPhoto_2020 |
| type:
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Image Service |
| url:
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https://gis.boprc.govt.nz/imgadmin |
| tags:
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["Aerial Photo","Imagery","Extent","Kaituna wetland","Maketu","Little Waihi","Frost flats"] |
| culture:
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en-NZ |
| name:
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AerialPhoto_2020 |
| guid:
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| minScale:
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1.8489297737236E7 |
| spatialReference:
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WGS_1984_Web_Mercator_Auxiliary_Sphere |