Spectral optical monitoring of 3C 390.3 in 1995–2007 - I. Light curves and flux variation in the continuum and broad lines

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Table 3:

The estimated mean flux errors of the H $\alpha$ and H $\beta$ lines and their segments.
Line	Region	$\sigma \pm e$
	[Å]	[%]
H $\beta$	4909-5353	4.3 $\pm$ 2.4
H $\alpha$	6740-7160	8.4 $\pm$ 6.3
Line wings and core
H $\beta$ -blue wing	4977-5097	4.2 $\pm$ 3.0
H $\beta$ -core	5097-5165	3.8 $\pm$ 2.6
H $\beta$ -red wing	5165-5268	4.8 $\pm$ 3.0
H $\alpha$ -blue wing	6720-6882	7.2 $\pm$ 5.6
H $\alpha$ -core	6882-6974	10.5 $\pm$ 8.2
H $\alpha$ -red wing	6974-7136	7.9 $\pm$ 5.4
Blue and red part of line
H $\beta$ -blue part	4977-5131	4.0 $\pm$ 2.9
H $\beta$ -red part	5131-5268	4.3 $\pm$ 2.8
H $\alpha$ -blue part	6720-6928	7.8 $\pm$ 6.2
H $\alpha$ -red part	6928-7136	8.8 $\pm$ 6.4

Source LaTeX | All tables | In the text

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