Orbit and atmosphere of HIP 99770 b through the eyes of VLTI/GRAVITY

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Volume 700 (August 2025)

A&A, 700 (2025) A4

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Table D.1

Inferred stellar model atmosphere parameters.

Star	T_eff,A (K)	log g_A	R_A (R_⊙)	T_eff,B (K)	log g_B	R_B (R_⊙)	π (mas)	A_V (mag)	f_{K_s}
HIP 99770	$8085_{- 35}^{+ 33}$ $8085^{+33}_{-35}$	${4.09}_{- 0.06}^{+ 0.05}$ $4.09^{+0.05}_{-0.06}$	${1.96}_{- 0.01}^{+ 0.01}$ $1.96^{+0.01}_{-0.01}$				${24.54}_{- 0.07}^{+ 0.06}$ $24.54^{+0.06}_{-0.07}$	0.043^*
HD 196885	$6294_{- 18}^{+ 17}$ $6294^{+17}_{-18}$	${4.29}_{- 0.03}^{+ 0.03}$ $4.29^{+0.03}_{-0.03}$	${1.36}_{- 0.01}^{+ 0.01}$ $1.36^{+0.01}_{-0.01}$	$3648_{- 126}^{+ 129}$ $3648^{+129}_{-126}$	${4.65}_{- 0.06}^{+ 0.06}$ $4.65^{+0.06}_{-0.06}$	${0.52}_{- 0.03}^{+ 0.04}$ $0.52^{+0.04}_{-0.03}$	${29.41}_{- 0.02}^{+ 0.02}$ $29.41^{+0.02}_{-0.02}$	0	0.059 ± 0.006

Notes. The indices A and B denote the different binary components. f_{K_s} is the Paranal/SPHERE.IRDIS_B_Ks band contrast between the components as estimated from the GRAVITY observations.

^* Murphy & Paunzen (2017)

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