Plane marker images not in center on map

When i whant use other plane image, i see that image have incorrect position:
Also image have incorrect size. For fix this, i change function for draw marker image:
And have correct result:

Start by locating the map marker image drawing function referenced in the issue and inspect how custom plane images are positioned and sized. Reproduce the custom-image case, then verify that the marker is centered and rendered at the expected size on the map.

Written by the indexing model from the issue text.