The pose in the render looks like palm to base of skull, just below ears.  That makes a pose like that look alright to my eyes in the mirror.  If it were more top of head altitude like you're showing,Bill, you'd be spot on about the upper arm needing a more severe angle upright od around 180 degrees, if by side is zero.

I cannot save the world. Only my little piece of it. If we all act together, we can save the world.--Nelson Mandela
An  inconsistent hobgoblin is the fool of little minds
Taking "Just do it" to a whole new level!