Multipoles
The multipoles can be given in 3 unique sets of isospin or charge channels
(click here for a larger image):

Further details can be found in D. Drechsel and L. Tiator, J. Phys. G 18 (1992) 449-497. (scanned version)

Type of the multipoles: (p(1/2), n(1/2), 3/2)  (1/2, 0, 3/2)  charge channels

Choose pion angular momentum l : 

Choose multipoles: El+ El- Ml+ Ml- Ll+ Ll- Sl+ Sl-

Model parameters: Born Rho Omega P33(1232)
P11(1440) D13(1520) S11(1535) S11(1650) F15(1680) D33(1700)
Change values of resonance couplings (relative to standard values):
P33(1232)
P11(1440)
S11(1535)
M1+
E1+
S1+
M1-
S1-
E0+
Choose kinematical variables

choose an independent (running) variable: W   Q²

choose values for Q², W, step size and maximum value:
Q² (GeV/c)²
W (MeV)
increment
upper value

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