Multi-kilogauss magnetic field driving the magnetospheric accretion process in EX Lupi

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Table 4.

Inference results on the small-scale magnetic field on Ti I lines.

Parameter	ESPaDOnS 2016	ESPaDOnS 2019	SPIRou 2019
f₂	0.45 ± 0.02	0.51 ± 0.02	0.57 ± 0.02
f₄	0.55 ± 0.02	0.42 ± 0.03	0.21 ± 0.01
f₆	–	0.01 $_{- 0.01}^{+ 0.02}$ $^{+0.02}_{-0.01}$	–
f₈	–	0.05 $_{- 0.02}^{+ 0.01}$ $^{+0.01}_{-0.02}$	–
Abundance	−7.15 ± 0.01	−7.14 ± 0.01	−7.27 ± 0.01
v sin i (km s⁻¹)	4.90 ± 0.21	4.74 $_{- 0.24}^{+ 0.22}$ $^{+0.22}_{-0.24}$	(v_mac) 11.82 $_{- 0.49}^{+ 0.54}$ $^{+0.54}_{-0.49}$

Notes. f_i denotes the filling factor for a i kG magnetic field strength.

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