An astronomer wants to determine whether or not he or she can photograph 2 stars that are 5" apart?

An astronomer wants to determine whether or not he or she can photograph Castor and Pollux at the same time on a 5 X 8-inch plate using a lens system with a 1200 mm focal length. If the two stars are approiximately 5" apart, will it he possible to make the photograph?