Summary of forbidden iron line identifications in Cyg A
From galaxy-subtracted, spatially-intergrated 1996 spectrum

key:
x	not seen
bl	blend
wk	weak (uncertain)
md	medium
st	strong
n/s	night sky contamination
brd	broad
bls	blueshift


4007.9    [Fe III]  x
4046.5    [Fe III]  x
4128.8    [Fe III]  x
4474.9    [Fe III]  bl
4606.6    [Fe III]  wk
4658.0    [Fe III]  md
4701.3    [Fe III]  bl
4733.0    [Fe III]  bl
4754.9    [Fe III]  wk
4769.6    [Fe III]  x
4777.9    [Fe III]  x
4881.1    [Fe III]  bl
4987.3    [Fe III]  bl
4958.9    [Fe III]  bl
5151.0    [Fe III]  bl
5270.3    [Fe III]  bl n/s
5412.0    [Fe III]  bl
5721.2    [Fe III]  bl[Fe VII]

3777.1    [Fe V]    wk
3783.5    [Fe V]    x
3795.2    [Fe V]    bl
3839.3    [Fe V]    bl
3851.2    [Fe V]    bl
3891.3    [Fe V]    bl
3895.2    [Fe V]    bl
4071.3    [Fe V]    bl
4180.6    [Fe V]    wk
4227.2    [Fe V]    md
4229.3    [Fe V]    md

 
3740.3    [Fe VI]   bl
3774      [Fe VI]   bl
4968.6    [Fe VI]   bl
4972.5    [Fe VI]   bl
5145.8    [Fe VI]   wk
5176      [Fe VI]   wk bl
5335.2    [Fe VI]   wk
5424.2    [Fe VI]   wk bl
5426.6    [Fe VI]   wk bl
5484.8    [Fe VI]   wk
5631.1    [Fe VI]   wk
5677      [Fe VI]   wk

5720.71   [Fe VII]  st bl [Fe III]
6086.97   [Fe VII]  st
6601.46   [Fe VII]  bl
4988.56   [Fe VII]  bl
4893.37   [Fe VII]  bl
5158.9    [Fe VII]  md
4698.25   [Fe VII]  bl
4924.49   [Fe VII]  bl
5276.39   [Fe VII]  md n/s
3758.93   [Fe VII]  md bl O III

6374.549  [Fe X]    bl

7892      [Fe XI]   md brd bls
3987      [Fe XI]   wk

5303      [Fe XIV]  bl [Ca V]