   MASS INDEX FOR ALL PARTICLES CALCULATED FROM MASSES IN BLOCK DATA

   PARTICLE                 IPART
   -----------------------------------
   GAMMA                    1
   NEUTRINO                 2
   POSITRON                 3
   ELEKTRON                 4
   MUON +                   5
   MUON -                   6
   PION +                   7
   PION 0                   8
   PION -                   9
   KAON +                  10
   KAON 0 S                11
   KAON 0 L                12
   KAON -                  13
   PROTON                  14
   PROTON BAR              15
   NEUTRON                 16
   NEUTRON BAR             17
   LAMBDA                  18
   LAMBDA BAR              19
   SIGMA +                 20
   SIGMA 0                 21
   SIGMA -                 22
   SIGMA + BAR             23
   SIGMA 0 BAR             24
   SIGMA - BAR             25
   XSI 0                   26
   XSI -                   27
   XSI 0 BAR               28
   XSI - BAR               29
   DEUTERONS               30
   TRITONS                 31
   ALPHAS                  32
   NEW PARTICLES           33
