a0        a1        a2        b0        b1        b2        c0
 2.344e+00 2.701e+01 8.991e+00 1.778e-01 8.294e-01 7.100e-01 8.546e-03
filename:  na_5.fblf 
 parameters to calculate the free bound loss factor (fblf) of: 
Mao J., Kaastra J., Badnell N.R., 2017, A&A, 599, A10 
 
produced as a part of the 'CHIANTI' atomic database for astrophysical spectroscopy 
 K. Dere (GMU) - 2023 November 07