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Table 2.

Observed wavelength from SALT spectrum and relative fluxes of emission lines.

Date 2005 2006 2007 2008 2009 2015
MJD 53693 54015 54393 54770 55135 57323
ID λobserved (Å) 100 × Flux / Flux(Hβ)

[Ne III] 3869 3871.04 10 5 26
H8, He I 3892.73 12 5 17
Hϵ 3971.61 17 8 20 15
Hδ 4104.50 20 10 15 20 21
Hγ 4343.67 35 24 31 40 39 33
[O III] 4363 4366.14 8 7 12 21 31 11
He II 4686 4689.46 54 51 61 76 66 59
Hβ 4865.15 100 100 100 100 100 100
[O III] 4959 4962.98 12 17 26 42 52
[O III] 5007 5010.90 41 55 83 130 152 60
He II 5412 5416.11 5 7 8 9 6 5
[N II] 5755 5759.26 6 7 11 9 3
He I 5876 5880.54 13 16 10 8 7 11
[Fe VII] 6086 6091.67 8 11 12 12 5
[O I] 6300 6305.21 6 11 11 3
[Fe X] 6375 6379.89 16 46 49 48 34 28
Hα + [N II] 6548 6568.66 661 1012 1000 616 536
[N II] 6584 6589.26 9 21 29 34 46 31
He I 6678 6683.70 8 8 5 6
O VI 6825 6835.45 15 19 19 10
He I 7065 7070.96 15 18 12 10
[Fe XI] 7892 7897.56 7

V (mag) 15.60 15.95 15.90 16.40 16.60 16.35
Flux (Hβ ) (10−13 erg s−1 cm−2) 3.8 3.6 2.1 1.5 4.4 2.36

Notes: (⋆)Assumed magnitude used for scaling of the spectra.

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