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Table 1

Emission lines synthesized in this study together with their wavelengths and line formation temperatures.

Line Wavelength Line formation temperature
[Å] log (Tline/ [ K ] ) log (Tcontrib/ [ K ] )

Si ii(1) 1533.4 4.44 4.5
C ii(1) 1334.5 4.59 4.6
Si iv 1393.8 4.88 4.9
C iii 977.0 4.91 4.8
C iv 1548.2 5.02 5.0
O iv 1401.2 5.19 5.2
O v 629.7 5.40 5.4
O vi 1031.9 5.48 5.5
Ne viii 770.4 5.80 5.9
Mg x 624.9 6.05 6.1

Notes. 

(1)

The formation temperatures for Si ii and C ii as listed here are most likely overestimated (see end of Sect. 3.1).

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