Add README for Burnaby, BC 2020 MrSID imagery

2026-06-13 14:10:53 +02:00 · 2026-06-02 19:45:49 -04:00
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+Supplier name – McElhanney Ltd
+Camera type – Zeiss DMC 3
+Focal Length - 92 mm
+Date of photo - April 6, 8 & 12, 2020
+Raw pixel size – 7.5 cm Ground Sample Distance
+Ortho Pixel size - 7.5 cm
+DEM source – McElhanney database
+Map projection - UTM
+Reference datum – Nad’83 zone 10 CSRS
+Ground control source – ISA monuments
+Image format – from RGB TIFF with World Reference File to SID compressed mosaic
+
+[Licence](https://data.burnaby.ca/pages/open-government-licence)