Optical and near-infrared stellar activity characterization of the early M dwarf Gl 205 with SOPHIE and SPIRou

Open Access

Table 4

Main results of the spectropolarimetric analysis of each of subset of data of the Gl 205 SPIRou observations with ZDI.

Name	Start date	End date	ΔT	〈B〉	f_pol	f_axi	Ω_eq	dΩ	P_eq	P_pol
–	–	–	(days)	(G)	(%)	(%)	(rad day⁻¹)	(rad day⁻¹)	(days)	(days)
S₁	11-09-19	12-12-19	92	13.2	90	67	0.205 ± 0.010	0.046 ± 0.021	30.6 ± 1.4	39.5 ± 5.8
S₂	26-08-20	08-10-20	43	8.9	72	45	0.19 ± 0.01	0.050 ± 0.046	33.1 ± 1.8	44.8 ± 15.2
S₃	13-08-21	24-09-21	42	14.8	77	46	0.207 ± 0.008	0.077 ± 0.020	30.3 ± 1.2	48.4 ± 8.1
S₄	16-11-21	30-01-22	75	12.3	35	77	0.190 ± 0.005	0.061 ± 0.011	33.0 ± 0.8	48.5 ± 4.6

Notes. Total time span of each subset of data ΔT, average large-scale magnetic strength 〈B〉, fraction of poloidal field f_pol, fraction of axisymmetric field f_axi, best-fitting DR parameters Ω_eq and dΩ, equatorial and polar rotation periods, P_eq and P_pol.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.