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Table 3
Basic physical properties of Mizar A.
| Property | Value | Reference |
|
|
||
| Type | SB II | 1 |
| Spectral types | 2 × A2 V | 2 |
| M V | 2.27 ± 0.07 mag | 2 |
| M bol | 0.91 ± 0.07 mag | 3 |
| L | 33.3 ± 2.1 L⊙ | 3 |
| R | 2.4 ± 0.1 R⊙ | 3 |
| ϖ a | 39.4 ± 0.3 mas | 3 |
| μ αcosδ | 119.01 ± 1.49 mas yr-1 | 4 |
| μ δ | –25.97 ± 1.65 mas yr-1 | 4 |
Notes.
(a)
Different values of the parallax have been estimated in this work (Table B.1).
References. (1) Pickering (1890); (2) Hoffleit & Jaschek (1982); (3) Hummel et al. (1998); (4) van Leeuwen (2007)
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