Summary of the parameters handled by the user:

INPUT

• Z source.
• The user is supposed to have determined the continuum and the emission line characteristics.
• Atomic data, for each transition
  • SAKL = $\sum a_{kl}$
  • $\lambda_{kl}$
  • f_kl
  • g_l
  • g_k
• For each absorption line
  • N
  • b
  • P ($\lambda$) : position Ångstroms of the observed absorption feature.

OUTPUT

• Z_a
• v_rel