Table 5.
System parameters adopted and derived for SRGt 062340 from SED modelling.
| Adopted for the fit | |||
|---|---|---|---|
| Parameter | Value | Reference | |
| Inner radius of the disc | Rin [R⊙] | 0.0134 | (1) |
| Outer radius of the disc | Rout [R⊙] | 0.531 | (2) |
| Mass of the white dwarf | MWD [M⊙] | 0.83 | (3) |
| Radius of the white dwarf | RWD [R⊙] | 0.0122 | (4) |
| Surface gravity of the white dwarf | log(gWD) | 8.19 | (5) |
| Temperature of the boundary layer | TBL [K] | 105 | (6) |
| Width of the boundary layer | ΔRBL [R⊙] | 0.00122 | (7) |
| Mass of the donor | M2 [M⊙] | 0.25 | (8) |
| Radius of the donor | R2 [R⊙] | 0.34 | (8) |
| Temperature of the donor | T2 [K] | 3375 | (8) |
| Surface gravity of the donor | log(g2) | 4.78 | (8) |
| Semi-major axis | A [R⊙] | 1.22 | (9) |
| Derived from the fit | |||
| Parameter | Value | Reference | |
| Mass accretion rate | Ṁ [10−9 M⊙ yr−1] | 6.8 ± 0.7 | (10) |
| Inclination | i [°] | 56 ± 2 | (10) |
| Temperature of the white dwarf | TWD [K] | ∼46 000 | (10) |
Notes. (1) Frank et al. (2002, 1.1 × RWD); (2) Papaloizou & Pringle (1977, 0.9 × RL1); (3) Zorotovic et al. (2011); (4) Bédard et al. (2020); (5) Based on MWD and RWD; (6) Nabizadeh & Balman (2020); (7) 0.1 × RWD, between RWD and Rin; (8) Knigge et al. (2011, Porb = 3.6 h); (9) Based on MWD, M2, and Porb; (10) This work.
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