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Table 1.
Light curve and absolute parameters for KIC 8553788.
| System parameters | ||
|---|---|---|
| Kpa (mag) | 12.691 | |
| T0a (BJD) | 2454954.998(30) | |
| Porba (days) | 1.606163(2) | |
| q (M2/M1) | 0.043(3) | |
| i (°) | 74.84(5) | |
| Components parameters | ||
| Primary | Secondary | |
| Teff (K) | 7600(200)b | 4399(110) |
| Ω | 3.583(9) | 1.760(3) |
| Ac | 1 | 0.5 |
| gc | 1 | 0.32 |
| x | 0.427 | 0.707 |
| L/(LP + LS) | 0.966(1) | 0.034(2) |
| rpole | 0.282(1) | 0.146(1) |
| rpoint | 0.286(1) | 0.221(1) |
| rside | 0.286(1) | 0.152(1) |
| rback | 0.286(1) | 0.180(1) |
| Absolute parameters | ||
| M (M⊙) | 1.6(5) | 0.07(1) |
| R (R⊙) | 2.0(2) | 1.0(1) |
| L (L⊙) | 11(3) | 0.3(1) |
| log g (cm s−2) | 4.1(2) | 3.3(1) |
| a (R⊙) | 0.28(2) | 6.6(7) |
| Mbol (mag) | 2.1(3) | 5.9(9) |
| K (km s−1) | 8.6(7)d | 200(21) |
Notes. The errors are given in parentheses alongside values and correspond to the last digit(s).
(a)
Taken from the KEBC (Prša et al. 2011)
(b)
result from spectroscopy (Sect. 2)
(d)
taken from Matson et al. (2017).
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