Its a -400 thats in the picture behind RB on the BBC website.
Also from the bbc;
"The flight was piloted by an Iraqi-born captain who had not seen his homeland since he fled in the back of a truck in 1981.
Marhab "Mike" Abunayla said it had been an emotional journey for him as he piloted the plane into Iraqi airspace and saw the trenches of burning oil, still visible from the sky. "