posted on 2015-03-23, 04:54authored byJuan Hidalgo-de-Quintana, Nele Schwarz, Ingrid P. Meschede, Gabriele Stern-Schneider, Michael B. Powner, Ewan E. Morrison, Clare E. Futter, Uwe Wolfrum, Michael E. Cheetham, Jacqueline van der Spuy
M1 = fraction A overlapping B, M2 = fraction B overlapping A