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Table 1

Some basic information of both standard stars and members in young associations analysed in this work.

SIMBAD ID RA Dec SpT V J H K d(a) Age v sin i
(J2000) (J2000) (mag) (mag) (mag) (mag) (pc) (Gyr) (km s−1)
HD 3765 00 40 49.27 +40 11 13.82 K2 7.344 5.694 5.272 5.164 17.94 ± 0.03 4.94 ± 6.56 2.6 (b) −4.94 ± 0.01
HD 159222 17 32 00.99 +34 16 16.13 G1 6.595 5.342 5.076 4.998 24.22 ± 0.01 3.24 ± 1.48 3.01 (c) −4.88 ± 0.01

Coma Berenices
TYC 1991-1235-1 12 28 56.43 +26 32 57.39 K5 10.971 9.208 8.768 8.661 84.14 ± 0.33 0.56 ± 0.09 (d) 3.5 ± 1.2 (e) −4.41 ± 0.05
HIP 61205 12 32 31.07 +35 19 52.31 G0 9.635 8.407 8.132 8.086 83.41 ± 0.32 0.56 ± 0.09 6.4 ± 0.9 (f) −4.43 ± 0.02
TYC 1989-0049-1 12 21 15.62 +26 09 14.05 K3 11.483 9.614 9.087 8.972 84.71 ± 0.29 0.56 ± 0.09 1.4 ± 2.8 (e) −4.17 ± 0.02
TYC 1989-147-1 12 24 05.73 +26 07 42.92 K0 10.461 9.081 8.762 8.611 88.67 ± 0.31 0.56 ± 0.09 5.0 ± 0.9 (e) −4.55 ± 0.01

Ursa Major
HD 167389 18 13 07.23 +41 28 31.31 F8 7.453 6.224 5.968 5.918 34.72 ± 0.03 0.5 ± 0.1 (g) 3.5 ± 0.5 (h) −4.78 ± 0.02
HD 59747 07 33 00.58 +37 01 47.45 G5 7.797 6.090 5.662 5.589 20.68 ± 0.02 0.5 ± 0.1 2.6 ± 0.5 (i) −4.37 ± 0.02

Hercules Lyra
HD 70573 08 22 49.95 +01 51 33.55 G1 8.711 7.558 7.276 7.191 59.28 ± 0.16 0.25 ± 0.05 (j) 13.5 ± 0.5 (k) −4.31 ± 0.02

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