# prepend "vary" to all save files, 
# Hazy sec 19.14.45 "Set save commands"
set save prefix "vary"
radius 13 vary
grid 18 21 1
#
# make it run very fast - this is an example not a model H II region
set dr 0
stop zone 1
# <== this is a comment
#
# the cloud is ionized by a nearby star cluster, NGC 6611.  The brightest
# star is  the O3 - O5 V star W205 which is about 2kpc distant
# McLeod+15 http://adsabs.harvard.edu/abs/2015MNRAS.450.1057M
#
# 50 000 K blackbody, roughly an O3 - O5 V star
blackbody, T=4.87e4 K # the AGN3 Table 2.3 entry for O4 V
Q(H)  49.70
#
# RADIUS gives the separation between the star and the cloud.
# units are log cm.  The projected separation between star 
# and nebula is about 2 pm according to McLeod.  This is
# slightly more than 2 pc (log 2 pc 18.78 cm)
#
# this is the log of the hydrogen density
hden 3
#
# this uses a standard set of H II region 
# abundances, including grains
abundances HII region
#
# not important in the H II region, 
# but will be critical when we
# extend it to the PDR
cosmic ray background
#
# cosmic microwave background at z=0
CMB
#
# we must iterate at least one time
# to establish line optical depths
# iterate
# we only want the output for the last iteration
print last iteration
#
# 
# this will save the temperature and ionization of the cloud
save overview ".ovr" last no hash
save grid ".grd" last no hash
save line list absolute ".lin" "LineList.dat" last no hash 
#