Actually i looked at the .dp with DPED you have that set right for the chance of hit
I guess i was just unlucky in my Albatros D.III
According to Windsock Datafile 34, the two seater was used as a light bomber, recon, and two seat fighter, while the Royal Navy Air Service listed the single seater as a bomber (Windsock datafile 80).
Bruce, J. M. (1992). Sopwith 1 1/2 Strutter (Vol. Windsock Datafile #34). Berkhamsted, Hertfordshire, Great Britian: Albatros Productions Ltd.
Bruce, J. M. (2000). Sopwith 1 1/2 Strutter Volume 2 (Vol. Windsock Datafile #80). Berkamsted, Hertfordshire, Great Britain: Albatros Productions Ltd.