braindump
Differences
This shows you the differences between two versions of the page.
Both sides previous revisionPrevious revisionNext revision | Previous revisionNext revisionBoth sides next revision | ||
braindump [2018/10/08 22:42] – [Ellipsoids] allchin09 | braindump [2018/10/08 23:23] – [Web Mercator (EPSG:3857/EPSG:900913)] allchin09 | ||
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==== AGD66 ==== | ==== AGD66 ==== | ||
- | The datum used on topographic maps before GDA94. 2nd Edition topographic maps use the AMG66 projection which is derived from AGD66. | + | The datum used on topographic maps before GDA94. |
==== Australian National Grid (ANG) ==== | ==== Australian National Grid (ANG) ==== | ||
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Used in many popular web mapping applications (Google/ | Used in many popular web mapping applications (Google/ | ||
+ | |||
+ | For details on the issues using Web Mercator for geospatial applications, | ||
+ | Web Mercator Map Projection]] | ||
===== Universal Transverse Mecator (UTM) ===== | ===== Universal Transverse Mecator (UTM) ===== |
braindump.txt · Last modified: 2021/03/07 22:06 by allchin09