Table 1: Identifications and astrophysical data for $\beta $ Aur.
   $\beta $ Aur References
Bright Star Catalogue  HR 2088 1
Henry Draper Catalogue  HD 40183 2
Hipparcos Catalogue  HIP 28360 3
$\alpha_{2000}$   \ensuremath{05^{\rm h}~59^{\rm m}~31.7229^{\rm s}} 3
$\delta_{2000}$ + \ensuremath{44^\circ~56'~50.758''} 3
Spectral type  A1m IV + A1m IV 4, 5
Trigonometric parallax  39.72 $\pm$ 0.78 mas 3
Distance  25.18 $\pm$ 0.49 pc 3
Tycho B magnitude (BT)  1.989 $\pm$ 0.005 6
Tycho V magnitude (VT)  1.904 $\pm$ 0.005 6
References: (1) Hoffleit & Jaschek (1991); (2) Cannon & Pickering (1918); (3) Perryman et al. (1997);
(4) NJ94; (5) Lyubimkov et al. (1996); (6) Høg et al. (1997).

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