IMGP3503

IMGP3503

Observation - IMGP3503 - UK and Ireland. Description: Seen warming itself in the sun on one of my logsheds. Total length is about 4 inches. I think it is an ichneumon wasp but would appreciate any better informed ideas. I have not seen one before (or since).

Seen warming itself in the sun on one of my logsheds. Total length is about 4 inches.
I think it is an ichneumon wasp but would appreciate any better informed ideas.
I have not seen one before (or since).