Weak intervening Ni II absorption at z ≈ 2.06 in the FBQS J0812+3208 spectrum (black line) using the N and b parameters obtained from fitting of the four 1370, 1709, 141, and 1751 Å transitions shown in Fig. 6 (red curve). At vhelio = 0 km s−1, the redshift is z = 2.06683.
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