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Table 3:

Emission lines parameters and emission measure for RRC in the three epochs.

Obs
Line $\lambda$ Flux $\Delta C$1 FWHM RRC EM
- - ($\AA$) (10-4 ph cm-2 s-1) - ($\AA$) (1058 cm-3)
  OVII (r) 21.600 <0.42 - 0-width  
  OVII (i) 21.790 <0.15 - 0-width OVII < 450
Jan. 01 OVII (f) 22.101 <0.43 - 0-width CVI < 4300
  NeIX (f) 13.699 <0.12 - 0-width  
  OVII (gau) 21.7 <0.85 - 0.55  
  OVII (r) 21.600 0.24 $\pm$ 0.16 17 -  
  OVII (i) 21.790 0.26 +0.26-0.16 16 - OVII = 1500 $\pm$ 800
Jan. 05 OVII (f) 22.101 <0.20 - - CVI = 2500 $\pm$ 1800
  NeIX (f) 13.699 0.10 $\pm$ 0.05 10 - $\Delta C$ stat = 23
  OVII (gau) 21.75 +0.23-0.36 0.64 $\pm$ 0.53 18 0.60 +0.52-0.35  
  OVII (r) 21.600 <0.04 - -  
  OVII (i) 21.790 <0.25 - - OVII = 1860 $\pm$ 1000
July 05 OVII (f) 22.101 <0.23 - - CVI = 2500 $\pm$ 2300
  NeIX (f) 13.699 <0.15 - - $\Delta C$ stat = 15
  OVII (gau) 21.71 $\pm$ 0.23 0.51 $\pm$ 0.38 6 0.54 +0.57-0.44  

Notes. (1) When $\Delta C$stat $\le$3, the upper limits on the line flux are reported.


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