Small-scale magnetic fields of the spectroscopic binary T Tauri stars V1878 Ori and V4046 Sgr

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Table 3.

Ti I lines used for the Zeeman-intensification analysis.

λ (Å)	E_lo (eV)	E_up (eV)	log gf	g_eff	ΔW/W₀^(a)
9647.37	0.8181	2.1030	−1.434	1.53	2.64%
9675.54	0.8360	2.1171	−0.804	1.35	0.85%
9688.87	0.8129	2.0922	−1.610	1.50	4.98%
9705.67	0.8259	2.1030	−1.009	1.26	0.99%
9728.41	0.8181	2.0922	−1.206	1.00	0.84%
9743.61	0.8129	2.0851	−1.306	0.00	0.00%
9770.30	0.8484	2.1171	−1.581	1.55	2.85%
9783.31	0.8360	2.1030	−1.428	1.26	2.22% ^(b)
9783.59	0.8181	2.0851	−1.617	1.49	4.97% ^(b)
9787.69	0.8259	2.0922	−1.444	1.50	2.53%

Notes.

^(a)

The relative change in equivalent width caused by a magnetic field strength of 1 kG assuming T_eff = 4750, log g = 4.0, v sin i = 5 km s⁻¹, and v_mic = 1 km s⁻¹.

^(b)

Lines are blended; the effective change in equivalent width with both lines combined is 3.34%.

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