OP updated again, with new chart showing that ATP Players near the optimum MgR/I range and effective mass > 160g have superior rankings.
Effective mass of 16g (calculated 12cm from tip) corresponds to around 350 swingweight for a standard length midplus racquet.
Blade BLX 98. 26.75". 13.31 oz., 12.55", 359 SW. Outer mains skipped.
Prestretched Ashaway Kevlar 16 / Monogut ZX 16, 90/40 lbs.