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2

You can generate these IDs using a virtual layer Run the grid tool as you currently do. Go the the menu layer / add layer / add-edit virtual layer and enter the following query. select *, char(r+64) || ROW_NUMBER() OVER(PARTITION BY r) as newID from ( SELECT *,DENSE_RANK() OVER (ORDER BY round( ST_minY(geometry)/0.02) desc) as r FROM Grid ORDER BY ...


5

That is happening because: You are drawing planimetric lines in a Mercator projection far away from its true scale curve (the equator in EPSG:3857); And the Mercator projection produces considerable deformations in distances far away from its true scale curve (curve if tangential, i.e., k_0 = 1; curves if secant, i.e., k_0 < 1; or nothing if exterior,...


0

I suggest you to use Geopandas, it is self explanatory in the answer below: https://gis.stackexchange.com/a/316460/111567 Edit: You are using WGS84 with Lat Lon, so width and height must be in degrees. Right now 100 x 100 means 100 degrees, that is why it is one polygon Change that to roughly 0.001 (110 km * 0.001 is circa 100 m) for lat (length/Y ...


1

For BNG fishnet you can set the origin: left:0 bottom: 0 Top: 1 300 000 Right: 700 000


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