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Table 9.

UV absorption trough equivalent widths, outflow velocities (max/min), FWHM, and their depths.

1991 2013 2022

Absorption Wλ voutfl. FWHM Depth Wλ voutfl. FWHM Depth Wλ voutfl. FWHM Depth
[Å] [km s−1] [km s−1] [Å] [km s−1] [km s−1] [Å] [km s−1] [km s−1]
(1) (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13)
O VI λ 1038 4.6: −9620/−1150 4710 0.43 12.9 −13450/−4750 4130 0.64
S IV λ 1074 5.5 −8320/−1300 2420 0.35 6.8 −11910/−2110 3120 0.41
P V λ 1128 10.6 −10950/−50 4360 0.47 7.0 −12200/−4540 2300 0.35
C III λ 1176 3.3 −5880/−890 2930: 0.29 5.4 −9010/−3380 4030 0.34
Lyαλ1216 /−3670 0.65: −16340:/−6130 3430: 0.32: /−7240 0.19:
Si IV λ 1403 25.3 −18710/−1220 11980 0.56 18.9 −17230/0 12110 0.43 15.2 −11940/−420 4290 0.58
C IV λ 1550 21.9 −19660/−1030 9210 0.51 24.6 −16120/−50 4920 0.64
He II λ 1640 9.9 −10260/−4430 3720 0.45
Al III λ 1863 6.7 −8750/3000 4640 0.22

Notes. Given are the modified full widths at half minimum after subtracting the doublet separations. Errors for the equivalent widths reach up to 20%, and 5 to 10% for the FWHM and line depths. The outflow velocities have an error of 5%. The errors are larger in some cases due to unclear continuum intensities as well as superpositions of absorption troughs. They are marked by the symbol:.

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