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Table 2.

Properties of the multi-component BAL in J1538+0855.

BAL component Epoch BI vmin vmax Δtrest
(1) (2) (3) (4) (5) (6)
A 2006 330 50 460 53 490
2012 430 48 900 53 700 1.30
2017 280 49 660 53 580 1.16
2018 800 49 000 54 010 0.20
2021 0.65
B 2006 560 43 290 47 050
2012 200 43 940 46 450 1.30
2017 1.16
2018 110 43 950 46 010 0.20
2021 0.65
C 2006 620 38 160 40 920
2012 330 38 160 40 920 1.30
2017 1.16
2018 130 39 840 41 360 0.20
2021 0.65

Notes. (1) Component of the BAL UFO; (2) observation epoch; (3) Balnicity index; (4) minimum and (5) maximum velocity of the BAL trough in km s−1; and (6) rest-frame time in years elapsed since the previous observation.

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