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Table 3.
Orbital, photometric, and absolute physical parameters of the three studied eclipsing binaries.
| Parameter | ASAS-052 A | ASAS-065 | ASAS-073 |
|---|---|---|---|
| P (d) | 5.2735660(9) | 8.219626(13) | 1.446253(2) |
| T0 [JD-2450000] | 1873.2045(7) | 1883.320(2) | 1870.166(2) |
| Tp [JD-2450000] | 2874.920(4) | 1887.92(6) | 1869.803(2) |
| K1 (km s−1) | 53.8(3) | 51.32(4) | 88.3(5) |
| K2 (km s−1) | 91.9(2.3) | 72.84(4) | 158.6(1.6) |
| q | 0.586(15) | 0.705(4) | 0.556(6) |
| e | 0.145(5) | 0.0113(7) | 0.0(fix) |
| ω (°) | 66(2) | 291(3) | – |
| γ1 (km s−1) | 19.8(7) | 10.36(4) | 35.1(4) |
| γ2 − γ1 (km s−1) | −3(7) | 0.3(4) | 2.8(1.4) |
| ℳ1sin3i (M⊙) | 1.03(6) | 0.956(12) | 1.448(34) |
| ℳ2sin3i (M⊙) | 0.60(2) | 0.674(5) | 0.806(13) |
| a sin i (R⊙) | 15.03(24) | 20.18(7) | 7.06(5) |
| rmsRV, 1 (km s−1)a | 0.105/0.114 | 0.019/0.100 | 1.00/1.35 |
| rmsRV, 2 (km s−1)a | –/1.24 | 0.255/1.168 | 4.09/4.54 |
| i (°) | 88.94(5) | 89.66(2) | 87.91(1) |
| r1 | 0.0682(6) | 0.0494(1) | 0.2314(6) |
| r2 | 0.0390(13) | 0.0342(3) | 0.1160(14) |
| Ω1 | 15.24(12) | 20.93(4) | 4.866(4) |
| Ω2 | 16.22(13) | 21.73(7) | 6.016(5) |
| Teff, 2/Teff, 1 b | 0.697(2) | 0.722(1) | 0.6835(6) |
| (l2/l1)ASAS V | 0.018(12) | 0.06(5) | 0.032(6) |
| ASAS I | – | – | 0.060(14) |
| MITSuME g′ | – | 0.032(5) | 0.0294(5) |
| MITSuME R | 0.020(2) | 0.086(5) | 0.0467(2) |
| MITSuME I | 0.054(4) | 0.136(5) | 0.0604(3) |
| (l3)ASAS V | 0.44(3) | 0.09(4) | – |
| MITSuME g′ | – | 0.084(4) | – |
| MITSuME R | 0.41(2) | 0.092(4) | – |
| MITSuME I | 0.41(2) | 0.010(4) | – |
| rmsASAS V (mag) | 0.021 | 0.018 | 0.015 |
| ASAS I (mag) | – | – | 0.021 |
| MITSuME g′ (mag) | – | 0.019 | 0.016 |
| MITSuME R (mag) | 0.015 | 0.016 | 0.013 |
| MITSuME I (mag) | 0.017 | 0.016 | 0.015 |
| ℳ1 (M⊙) | 1.03(6) | 0.956(12) | 1.452(34) |
| ℳ2 (M⊙) | 0.60(2) | 0.674(5) | 0.808(13) |
| a (R⊙) | 15.03(24) | 20.18(7) | 7.06(5) |
| R1 (R⊙) | 1.03(2) | 0.997(4) | 1.635(12) |
| R2 (R⊙) | 0.59(2) | 0.690(7) | 0.819(11) |
| log(g1) | 4.430(14) | 4.421(3) | 4.173(5) |
| log(g2) | 4.684(28) | 4.589(9) | 4.519(10) |
| vsyn, 1 (km s−1) | 9.8(2) | 6.14(3) | 57.2(4) |
| vsyn, 2 (km s−1) | 5.6(2) | 4.25(5) | 28.7(4) |
| log(τsyn) (yr) | 7.152(14) | 7.825(3) | 4.932(6) |
| log(τcir) (yr) | 9.194(8) | 10.276(2) | 6.183(3) |
| Teff, 1 (K)c | 5300(340) | 5500(100) | 6400(100) |
| Teff, 2 (K)c | 3700(230) | 3970(110) | 4370(110) |
| log(L1/L⊙) | −0.13(11) | −0.09(3) | 0.60(3) |
| log(L2/L⊙) | −1.24(11) | −0.96(5) | −0.66(5) |
| [Fe/H] | +0.5d | +0.09(13) | −0.27(8) |
| d (pc)e | 102(14) | 108(10) | 170(5) |
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