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Table 5.
System parameters from the light-curve modelling of EI Psc in quiescence.
| Fixed parameters: | |
|---|---|
| Porb | 3850.8 s |
| E(B − V) |
 |
| Distance | 148.5(1) pc |
| q = M2/MWD | 0.187 |
| T2 | 4440(100) K |
| Variable and their best values: | |
| i |
 (6.5) |
| MWD | 0.70(4) M⊙ |
| TWD | 6130 K |
| Ṁ × 10−13 M⊙ year−1 | 3.9(6) |
| Parameters* of the disc: | |
| Rd, in | ≡RWD |
| Rd, out | 0.134(23) R⊙ |
| hd, out | 0.003(3) R⊙ |
| The hot spot/line: | |
| Length spot (φmin + φmax) | 123(17) |
| Width spot (%) | 0.064(14) |
| Temp. excess spot (Ts, max/Td, out) | 4.65(15) |
| Calculated parameters: | |
| a | 0.50 R⊙ |
| M2 | 0.130 M⊙ |
| R2 | 0.123 R⊙ |
| RWD | 0.011 R⊙ |
Notes. Numbers in brackets are uncertainties of variables. Distance and E(B − V) are given with 1σ errors. The error of the effective temperature of the secondary corresponds to the uncertainty of the spectral class determination.
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