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Table 8.

Balmer line width FWHM and FWZI (left wing, right wing, total) in units of km s−1 for 1999 and May 2017.

Line (date) FWHM(left) FWHM(right) FWHM FWZI(left) FWZI(right) FWZI
Hβ (99) −6120 ± 200 6960 ± 200 13 080 ± 300 −9770 ± 500 9720 ± 500 19 500 ± 700
Hα (99) −5200 ± 500 3150 ± 500 8360 ± 700 −9780 ± 500 10 650 ± 500 20 430 ± 700
Hβ (17) −5490 ± 200 6930 ± 200 12 420 ± 300 −8550 ± 800 9800 ± 500 18 350 ± 1000
Hα (17) −5150 ± 200 5920 ± 200 11 060 ± 300 −9340 ± 800 8400 ± 800 17 740 ± 1000

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