Data type: numb
Must appear in a looped list containing '_diffrn_reflns_class_code'
Enumeration range: 0.0 -> infinity
For each reflection class, the residual [sum av|del(I)|/sum|av(I)|] for symmetry-equivalent reflections used to calculate the average intensity av(I). The av|del(I)| term is the average absolute difference between av(I) and the individual intensities.