**Table 5:** Finding list of new experimental log(gf)-values for the Os I and Ir I transitions in Tables 3 and 4.
$\lambda_{{\rm air}}$	Transition			log(gf)
(Å)				Exp	Unc.^a	Kurucz
	Os I
2909.057	5d⁶6s² a⁵D₄	-	5d⁶6s(⁶D)6p z⁵F₅	-0.25	7	-0.32^b
3058.652	5d⁶6s²a⁵D₄	-	5d⁶6s(⁶D)6p z⁷F₄	-0.45	7	-0.43^c
3301.567	5d⁶6s²a⁵D₄	-	5d⁶6s(⁶D)6p z⁷F₅	-0.74	7	-0.75^c
3421.160	5d⁷(⁴F)6s a⁵F₅	-	5d⁶6s(⁶D)6p z⁵F₅	-2.57	17	-1.33^b
3504.662	5d⁶6s²a⁵D₃	-	5d⁶6s(⁶D)6p z⁷F₄	-1.64	13	-1.39^c
3528.602	5d⁶6s²a⁵D₄	-	5d⁵6s²(⁶S)6p z⁷P₄	-1.74	11
3629.958	5d⁷(⁴F)6s a⁵F₅	-	5d⁶6s(⁶D)6p z⁷F₄	-2.91	14	-2.32^c
3901.698	5d⁷(⁴F)6s a⁵F₄	-	5d⁶6s(⁶D)6p z⁵F₅	-2.15	17	-1.66^b
3977.225	5d⁷(⁴F)6s a⁵F₅	-	5d⁶6s(⁶D)6p z⁷F₅	-1.77	17	-1.43^b
4135.781	5d⁶6s²a⁵D₃	-	5d⁵6s²(⁶S)6p z⁷P₄	-1.35	9	-1.26^c
4175.612	5d⁷(⁴F)6s a⁵F₄	-	5d⁶6s(⁶D)6p z⁷F₄	-1.50	13	-1.24^c
4260.849	5d⁶6s²a⁵D₄	-	5d⁶6s(⁶D)6p z⁷D₅	-1.47	9	-1.44^c
4284.248	5d⁷(⁴F)6s a³F₄	-	5d⁶6s(⁶D)6p z⁵F₅	-1.91	17	-1.67^c
4311.393	5d⁷(⁴F)6s a⁵F₅	-	5d⁵6s²(⁶S)6p z⁷P₄	-1.74	11	-1.85^c
4616.769	5d⁷(⁴F)6s a³F₄	-	5d⁶6s(⁶D)6p z⁷F₄	-1.82	14	-1.67^c
4641.833	5d⁷(⁴F)6s a⁵F₄	-	5d⁶6s(⁶D)6p z⁷F₅	-2.96	14	-2.73^c
4692.056	5d⁷(⁴F)6s a⁵F₃	-	5d⁶6s(⁶D)6p z⁷F₄	-2.18	14	-2.05^c
5103.497	5d⁷(⁴F)6s a⁵F₄	-	5d⁵6s²(⁶S)6p z⁷P₄	-3.50	13	-2.43^c
	Ir I
3513.647	5d⁷6s² a⁴F_9/2	-	5d⁷6s(⁵F)6p z⁶F_11/2	-1.246	9	-1.260^b
3800.124	5d⁷6s² a⁴F_9/2	-	5d⁷6s(⁵F)6p z⁶D_9/2	-1.489	2	-1.450^b
3902.501	5d⁸(³F)6s b⁴F_9/2	-	5d⁷6s(⁵F)6p z⁶F_11/2	-2.077	11	-1.930^b
4259.108	5d⁸(³F)6s b⁴F_9/2	-	5d⁷6s(⁵F)6p z⁶D_9/2	-2.882	7	-2.900^b

^a One- $\sigma$ uncertainty of gf, in %.
^b Experimental values rescaled by Kurucz (Kurucz 1993).
^c Unscaled values from Kwiatkowski et al. (1984).

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