Wind_heating.kpacket_frac ========================= The user can set the fraction of additional k-packets (energy into the thermal pool) added during the macro-atom calculations. This subsequently reduces the number of photons emitted at each cycle. The default fraction is set to 0.1. Type Double Unit None Values Greater than 0 File `setup.c `_ Parent(s) * :ref:`Wind_heating.extra_processes`: ``nonthermal``, ``both`` * :ref:`Line_transfer`: ``macro_atoms``, ``macro_atoms_thermal_trapping``