title H- goes to LTE
c
c commands controlling continuum =========
c this is a second way to get STE and tests the energy density option
blackbody 5000 energy density 5000K
c
c commands for density & abundances =========
hden 10
c
c commands controlling geometry  =========
stop zone 1
set dr 0
c
c other commands for details     =========
iterate
constant temperature 5000
c
c commands controlling output    =========
print populations h-like hydrogen
save overview "limit_lte_hminus.ovr"
save performance "limit_lte_hminus.per"
save monitors last "limit_lte_hminus.asr"
print departure coef
c
c commands giving the monitors    =========
// >>chng 02 oct 28, error from 0.02 to 0.03, increase due to karpas et al
// H2 rate coef, much larger than before
monitor hminus departure coefficient 1. error 0.03
c limit_lte_hminusin
c 
c class limit 
c ========================================
c 

This checks that the negative hydrogen ion goes
to thermodynamic equilibrium when irradiated by
a blackbody in thermodynamic equlibrium.  It was
originally presented in
 
>>refer	H-	test	Ferland, G. J., & Persson, S. E. 1989, ApJ, 347, 656