A solar twin in the eclipsing binary LL Aquarii | Astronomy & Astrophysics (A&A)

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Table 4

Temperature of components.

	Temperature [K]
Method	Primary	Secondary

Colour-temperature calibration
B−V	6139 ± 200	5733 ± 177
V−J	–	5747 ± 109
V−H	–	5692 ± 96
V−K	6133 ± 96	5759 ± 87

Line depth ratios	6035 ± 50	5705 ± 81
Atmospheric analysis	6080 ± 45	5690 ± 60

Weighted mean of above	6070	5713
Adopted	6080¹	5703²

Notes.

⁽¹⁾

From the atmospheric analysis.

⁽²⁾

From the light curve analysis.

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