Target_and_degrader

 IDEGRD: Pointer to upstreammost degrader region. Does NOT include gap upstream of degrader, or gap between degrader and target. ITGTTG: Target IICTG(1:6): The six I counter regions. IVCTG(1:6): The six V counter regions.

Drift_chamber

IVOLDC: Active volume. IENDDC(2): Endplates.

Range_stack

ISCNRS(i,j): Scintillator layer i (1-21) in sector j (1-24). IPCRS(i,j): Active volume of RSPC i (1-2) in sector j " .

Barrel_veto

ISCNBV(i,j): Scintillator module i (1-4) in phi slice j (1-48). IPBBV(i,j): Lead " " " " " " " "

End_caps

IBAFEC(2): BaF2 in each cap. ISCNEC(i,j): Scintillator sector i (1-24) in cap j (1-2).