Which Beauty again, with measurements

Which Beauty again, with measurements

Observation - Which Beauty again, with measurements. Description: Wing is approx 23mm. There are three white lichen dots in front of it, which I have located on my wall. The gap between the far left and far right ones is 26mm. Difficult to allow for perspective, but it works out iro 23mm. I'm guessing that is inconclusi

Wing is approx 23mm. There are three white lichen dots in front of it, which I have located on my wall. The gap between the far left and far right ones is 26mm. Difficult to allow for perspective, but it works out iro 23mm. I'm guessing that is inconclusive!
This is a slightly different photo. If anyone can work it out from antenna alone, the original file is very high res, so plenty of detail. Let me know if antenna close up needed (although if you view full size photo it's pretty good)