Table 11: Comparison of stellar parameters and abundances derived for $\tau$ Sco in previous studies found in the literature and in this work.
Work $T_{\rm eff}$ (K) log g $\epsilon$ (O) $\xi _{\rm t}$ (km s^-1)

Hardorp & Scholz 30 900 4.05 8.70 -

Kane et al. 30 300 3.95 8.6 -

Peters & Polidan 31 500 4.3 8.65 $\pm$ 0.26 5

Schönberner et al. 33 000 4.15 8.5 5

Becker & Butler 33 000 4.15 8.70 $\pm$ 0.19 5

8.58 $\pm$ 0.19 10

Kilian et al. 31 400 4.24 8.61 $\pm$ 0.12 3

Martin 30 000 3.75 8.58 $\pm$ 0.17 7

This work 32 000 4.0 8.70 $\pm$ 0.10 8

**Table 11:** Comparison of stellar parameters and abundances derived for $\tau$ Sco in previous studies found in the literature and in this work.
Work	$T_{\rm eff}$ (K)	log g	$\epsilon$ (O)	$\xi _{\rm t}$ (km s^-1)
Hardorp & Scholz	30 900	4.05	8.70	-
Kane et al.	30 300	3.95	8.6	-
Peters & Polidan	31 500	4.3	8.65 $\pm$ 0.26	5
Schönberner et al.	33 000	4.15	8.5	5
Becker & Butler	33 000	4.15	8.70 $\pm$ 0.19	5
			8.58 $\pm$ 0.19	10
Kilian et al.	31 400	4.24	8.61 $\pm$ 0.12	3
Martin	30 000	3.75	8.58 $\pm$ 0.17	7
This work	32 000	4.0	8.70 $\pm$ 0.10	8

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