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Table 1
Comparison of various orbital solutions for the eclipsing pair in the quadruple system SZ Cam.
| Harries et al. (1998) | Lorenz et al. (1998) | Michalska et al. (2007) | Gorda (2008) | Mayer et al. (2010) | this paper | |
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|
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| K1 (km s-1) | 225.8 ± 3.8 | 180.2 ± 2.0 | 181.6 | 192.0 ± 2.6 | 189.4 ± 1.4 | 185.2 ± 2.8 |
| K2 (km s-1) | 259.1 ± 4.0 | 261.2 ± 3.8 | 268.2 | 266.4 ± 2.5 | 264.1 ± 2.5 | 247.0 ± 3.6 |
| M1 (M⊙) | 18.5 ± 0.7 | 15.26 ± 0.53 | 16.65 ± 0.38 | 16.6 ± 0.4 | 14.31 ± 0.54 | |
| M2 (M⊙) | 16.1 ± 0.6 | 10.75 ± 0.44 | 12.01 ± 0.33 | 11.9 ± 0.3 | 10.69 ± 0.38 | |
| q = M2/M1 | 0.871 ± 0.026 | 0.690 ± 0.015 | 0.68 | 0.72 ± 0.02 | 0.717 ± 0.035 | 0.747 ± 0.006 |
| R1 (R⊙) | 8.5 ± 0.3 | 9.01 ± 0.91 | 9.4 ± 0.2 | 8.91 ± 0.05 | ||
| R2 (R⊙) | 7.9 ± 0.3 | 6.63 ± 0.68 | 5.4 ± 0.2 | 6.70 ± 0.12 | ||
| T1 (K) | 29 725 ± 500 | 33 000 | 30 500 | 30 360 * | ||
| ΔT2 (K) | 2 542 ± 724 | 4 950 ± 500 | 5 200 ± 740 | 3 116 ± 255 | ||
| γ (km s-1) | −12.0 ± 3.0 | −2.9 ± 1.6 | −10.6 ± 2.0 | −2.3 | ||
| l3** | 27.4% | 20% | 30% | 25.5 ± 0.7% | ||
| e | 0 | 0 | 0 | 0 | ||
Notes.
(*)
Assumed from NLTE modeling not constrained by orbital solution (see Table 4).
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