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Table 2.
Results of SED fitting.
| Stellar properties | ||
|---|---|---|
| T1 | 6723 ± 196 K | |
| L1 | (7.9 ± 0.18) ×104 L⊙ | |
| R1 | 209 ± 12 R⊙ | |
| T2 | 3394 ± 264 K | |
| L2 | (3.8 ± 0.11) ×104 L⊙ | |
| R2 | 567 ± 99 R⊙ | |
| Dust Properties | ||
| Grain size (μm) | 0.005–0.25 | |
| Optical depth at 0.55 μm | 2.17 ± 0.14 | |
| Dust temperature | 158 ± 8 K | |
| Shell inner radius rin | 6.46 × 1014 m | |
| Shell thickness rout/rin | ∼40 | |
| Dust Composition | ||
| Mass fraction of Mg2SiO4 | 4% | |
| Mass fraction of MgSiO3 | 10% | |
| Mass fraction of H2O | 5% | |
| Mass fraction of α-Al2O3 | 15% | |
| Mass fraction of MgFeSiO4 | 65% | |
| Mass fraction of FeO | 1% | |
Notes. The SED fitting was done using DUSTY version 4.0 at a distance of 3.19 kpc.
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