Originally Posted by Gaz
Does anyone know if 51J allows you to squeeze out around the right hand side of the seat, thus not disturbing the person in 51H? It's not possible to tell from the BA / Seatguru maps but I'm sure someone here knows

If you mean getting out from the seat entirely, for example, to go to the loo, then I think the answer is no. You'd have to go aft past 52J and 53J as well and, IIRC, by the time you get there you'd have to be exceeding thin to squeeze through the gap between 53J and the sidewall.