Disk Evolution Study Through Imaging of Nearby Young Stars (DESTINYS): PDS 111, an old T Tauri star with a young-looking disk

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Volume 688 (August 2024)

A&A, 688 (2024) A149

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Table 1

Stellar parameters of PDS 111.

Star parameter	Value	Unit	Ref.
RA	05 24 37.25	hms	1
Dec	−08 42 01.71	° ′ ″	1
µ_RA	8.353 ± 0.033	mas yr⁻¹	1
µ_Dec	−11.394 ± 0.018	mas yr⁻¹	1
Parallax	6.3136 ± 0.0351	mas	1
Distance	${157.85}_{- 0.74}^{+ 0.95}$ $157.85_{ - 0.74}^{ + 0.95}$	pc	4
υ_rad	15 8 ± 0 1	km s⁻¹	3
Spectral Type	G2 V		3
T_eff	$5900_{- 150}^{+ 100}$ $5900_{ - 150}^{ + 100}$	K	3
log 𝑔 (spectrum)	4.1±0.1	cm s⁻¹	3
log 𝑔 (SED)	4 13	cm s⁻¹	3
G	9.693	mag	1
V	9.97 ± 0.11	mag	2
B–V	0.719 ± 0.038	mag	1
Luminosity	${2.52}_{- 0.40}^{+ 0.75}$ $2.52_{ - 0.40}^{ + 0.75}$	L_⊙	3
Radius	${1.52}_{- 0.17}^{+ 0.30}$ $1.52_{ - 0.17}^{ + 0.30}$	R_⊙	3
E (B–V)	0.065	mag	3
A_V	${0.2}_{- 0.1}^{+ 0.2}$ $0.2_{ - 0.1}^{ + 0.2}$	mag	3
P_rot	3.1	days	3
Evolutionary mass	${1.2}_{- 0.1}^{+ 0.1}$ $1.2_{ - 0.1}^{ + 0.1}$	M_⊙	3
Spectroscopic mass	1.15 − 1.34	M_⊙	3
Age	${15.9}_{- 3.7}^{+ 1.7}$ $15.9_{ - 3.7}^{ + 1.7}$	Myr	3
Inclination	58.2	°	3
υ sini	$21_{- 0.2}^{+ 0.4}$ $21_{ - 0.2}^{ + 0.4}$	km s⁻¹	3

References. 1. Gaia Collaboration (2022) (ICRS, epoch 2000.0 calculated by Vizier), 2. Jayasinghe et al. (2018), 3. This work, 4. Bailer-Jones etal. (2021).

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