Red giant asteroseismic binaries in the Kepler field - Identifying gravitationally bound systems

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Volume 703 (November 2025)

A&A, 703 (2025) A66

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Table 1.

Spectroscopic, photometric, and asteroseismic parameters of the wide binary candidates in our sample.

KIC	`source_id`	Source	T_eff	log g	Mass	Evol. stage	G_mag	P_norm	P_uni
			[K]	[dex]	[M_⊙]		[mag]
6501237A	2104510923954927104	GSP-Phot	$5267 . 0_{94.6}^{184.6}$ $5267.0^{184.6}_{94.6}$	$3 . 40_{2.73}^{2.74}$ $3.40^{2.74}_{2.73}$	1.45 ± 0.04	RGB	14.4	0.46	0.48
6501237B	2104510919655573120	APOGEE	$4763 . 1_{84.1}^{84.1}$ $4763.1^{84.1}_{84.1}$	$3 . 00_{2.12}^{2.18}$ $3.00^{2.18}_{2.12}$	1.27 ± 0.05	RGB	12.1

10094545A	2085575547024946048	APOGEE	$5027 . 5_{89.6}^{89.6}$ $5027.5^{89.6}_{89.6}$	$2 . 79_{1.81}^{1.86}$ $2.79^{1.86}_{1.81}$	2.52 ± 0.15	2CL	12.1	0.18	0.35
10094545B	2085575547020615424	GSP-Phot	$4677 . 4_{28.5}^{183.2}$ $4677.4^{183.2}_{28.5}$	$2 . 64_{1.93}^{2.16}$ $2.64^{2.16}_{1.93}$	1.74 ± 0.08	RGB	13.3

Notes. Wide binary probabilities for a total mass of 3 M_⊙ (for KIC 6501237) and 4 M_⊙ (for KIC 10094545) were computed with a normal (P_norm) and uniform (P_uni) distribution.

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