Plot graph 'shape' and 'annotation' coordinates do not align

[AIMPED]

Hey @harryj welcome to the forums.

Good examples by @empet:

What is the difference between setting xref = 'paper' and xref = 'x domain' for x = 0.5?

@lorenpeve10 To understand the three types of refs: 1) “x”, “y”, 2) “paper”, 3) “x domain”, “y domain”, read their presentation here: https://plotly.com/python/reference/layout/annotations/#layout-annotations-items-annotation-xref: xref Type: enumerated , one of ( "paper" | "/^x([2-9]|[1-9][0-9]+)?( domain)?$/" ) Sets the annotation's x coordinate axis. If set to a x axis id (e.g. "x" or "x2"), the x position refers to a x coordinate. If set to "paper", the x position refers to the distanc…