Table 5: Intensities of selected emission lines corrected by E(B-V)= 0.6 in the transition and nebular stages measured with the B&C spectrograph.
Elements I($\lambda $)
  Feb. 6 Mar. 7 Sep. 9
JD 2 451 000+ 580.7 610.7 797.3
[Fe VI] 4072, [S II] 4076 0.95 0.64 0.04
H$\delta$, N III 4097, 4103 6.0 3.7 0.36
N III 4196, 4200, He II 4200 0.30 0.17 0.04
[Fe II] 4245 0.10    
H$\gamma$ 4.8 3.2 0.22
[O III] 4363 8.1 9.9 2.2
He I 4471 0.76 0.46 0.03
N III 4511, 4515, 4524 0.78 0.54 0.12
N II 4607 1.5 0.98 0.22
N III 4634, 4641, 4642 7.0 4.3 0.37
He II 4686 2.2 1.5 0.39
S II 4792 0.04 0.03  
N II 4803 0.07 0.03  
H$\beta $ 12.3 6.0 0.45
[O III] 4959 4.1 4.6 2.5
[O III] 5007 11.9 13.6 6.8
S II 5056 0.53 0.29 0.02
[Fe VI] 5147     0.04
[Fe VI] 5177     0.08
[Fe VII] 5721     0.20
[N II] 5755     0.35
He I 5876     0.04
[Fe VII] 6086, [Ca V] 6086     0.24
uid. $\lambda $6200     0.02
[O I] 6300, [S III] 6310     0.05
[Fe X] 6375, Si II 6347     0.10
N II 6482     0.03
H$\alpha $     1.40
[N II] 6584     0.13
He I 6678     0.01
C II 6750     0.01
[A V] 7006     0.03
He I 7065     0.02
[A III] 7136     0.03
[A IV] 7236, C II 7231, 7236     0.01
[O II] 7319, 7330     0.18
H$\alpha $/H$\beta $     3.1
FWHM of H$\beta $ 2790 2790 2820


Unit of I($\lambda $) is $10^{-10}~\rm erg~cm^{-2}~s^{-1}$ and that of FWHM is km s-1.


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