Two candidate brown dwarf companions around core helium-burning stars

Free Access

Table 1

Derived orbital solutions, mass functions and minimum companion masses.

Object	T ₀ ^a	P ^a	γ ^a	K ^a	e _norm	f(M)	M ₂ ^b	i _max ^c
	[−2 450 000]	[d]	[km s^-1]	[km s^-1]	[km s^-1]	[M_⊙]	[M_⊙]	°


CPD-64°481	3431.5796 ± 0.0002	0.27726315 ± 0.00000008	93.54 ± 0.06	23.81 ± 0.08	0.16	0.0004	>0.048	70
PHL 457	5501.5961 ± 0.0009	0.3131 ± 0.0002	20.7 ± 0.2	13.0 ± 0.2	0.7	0.00007	>0.027	75

Notes.

^(a)

The systematic error adopted to normalise the reduced χ² (e_norm) is given for each case.

^(b)

The minimum companion masses take into account the highest possible inclination.

^(c)

i = 90 is defined as an edge-on orbit.

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.