Discovery of three magnetic helium-rich hot subdwarfs with SALT

Open Access

Table A.1

RSS spectra of the three new magnetic He-sdOs.

Star	JD	t_exp /s	S/N	B₁/kG	B₂/kG	A₂/A₁	B_mean/kG	ID
J1233–6749	2460069.27553	600	81	178 ± 4	625 ± 26	0.14 ± 0.02	232 ± 6	a
	2460337.55751	600	43	178 ± 8	550 ± 50	0.14 ± 0.04	225 ± 11	b
	2460340.59014	600	95	178±4	568 ± 30	0.15 ± 0.02	227 ± 7	c
	2460341.50690	600	35	$165_{- 30}^{+ 70}$ ${165_{ - 30}^{ + 70}}$	$250_{- 70}^{+ 50}$ ${250_{ - 70}^{ + 50}}$	${0.87}_{- 0.7}^{+ 13}$ ${0.87_{ - 0.7}^{ + 13}}$	204 ± 42	d
J1256–5753	2460069.27480	500	31	$260_{- 170}^{+ 25}$ ${260_{ - 170}^{ + 25}}$	$130_{- 40}^{+ 30}$ ${130_{ - 40}^{ + 30}}$	${0.77}_{- 0.46}^{+ 0.61}$ ${0.77_{ - 0.46}^{ + 0.61}}$	201 ± 44	a
	2460334.54060	500	67	164 ± 8	318 ± 16	0.43 ± 0.10	211 ± 12	b
	2460336.52242	500	78	140 ± 8	270 ± 10	0.76 ± 0.13	196± 8	c
	2460341.49358	500	60	212±4	625 ± 50	0.12 ± 0.02	258 ± 8	d
J1444–6744	2460071.40057	500	48	147 ± 10	277 ± 13	0.73 ± 0.16	202 ± 9	a
	2460364.52464	500	35	143 ± 13	310 ± 37	0.25 ± 0.09	189±14	b
	2460369.51603	500	45	133 ± 15	248 ± 45	0.38 ± 0.29	165 ± 25	c
	2460371.57299	500	67	145 ± 6	295 ± 16	0.31 ± 0.05	180± 7	d

Notes. The last column lists the weighted average field strength B_mean of the two-component best-fit for each spectrum, as discussed in Sect. 3.1. A₂/A₁ is the surface ratio of the second field component (B₂) relative to the first (B₁).

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