Smoke placement

The position of the template is not legal, It cannot be on the Air the impact point.

The smoke goes Up but not down.

https://infinitythewiki.com/Smoke_Ammunition

 

The position is not legal, the center (your target) cannot be a point in mid-air.

 

Second example

 

Yes, second example, but with the blue part of the diagram centered on the center.

 

Remember that the base you depict in both examples are just game aids, they're not part of the targeting process. It's probably best to remove them.