Christchurch 0.075m Urban Aerial Photos Index Tiles (2018)
Creator
LINZ - Land Information New Zealand
Date
2018
Description
Index Tiles ONLY, for actual orthophotos see layer [Christchurch 0.075m Urban Aerial Photos (2018)](http://data.linz.govt.nz/layer/99193)
Orthophotography over Christchurch CBD. The aerial photography was captured on 14 January 2018.
Imagery was captured for the ‘Christchurch City Council’ by AAM NZ Limited, 6 Ossian St, NAPIER, New Zealand.
Data comprises: •98 ortho-rectified RGB GeoTIFF images in NZTM projection, tiled into the LINZ Standard 1:500 tile layout •Tile layout in NZTM projection containing relevant information.
The supplied imagery is in terms of New Zealand Transverse Mercator (NZTM) map projection. The products are tiled into NZTopo50 1:500 tiles. Please refer to the supplied tile layout shape file for specific details, naming conventions, etc.
Imagery supplied as 7.5cm pixel resolution (0.075m GSD), 3-band (RGB) uncompressed GeoTIFF. The final spatial accuracy is ± 0.15m @ 90% confidence level.
Source
Project AAM was engaged by Christchurch City Council to acquire new large format aerial camera imagery over Christchurch CBD. The aerial photography was captured on 14 January 2018.
This dataset is supplied in NZTM, with height information in terms of Lyttleton 1937 Vertical Datum.
Acquisition: Aerial photography was acquired from a fixed wing aircraft on 14 January 2018. A VisionMap A3 large format digital mapping sensor system was utilised for the acquisition. The nadir resolution of the imagery is 7.5cm
