Open Access
Table 1
Model parameters of KMT-2021-BLG-1968.
| Parameter | 2L1S (close) | 2L1S (wide) | 1L2S |
|---|---|---|---|
| χ2/dof | 7356.9/7360 | 7357.8/7360 | 7359.9/7360 |
| t0 (HJD′) | 9429.849 ± 0.004 | 9429.848 ± 0.003 | 9429.781 ± 0.005 |
| u0 (10−3) | 10.15 ± 0.54 | 10.41 ± 0.50 | 11.10 ± 0.52 |
| t0,2 (HJD′) | – | – | 9430.245 ± 0.009 |
| u0,2 (10−3) | – | – | 4.36 ± 0.41 |
| tE (days) | 20.65 ± 1.02 | 20.27 ± 0.93 | 20.18 ± 0.79 |
| s | 0.618 ± 0.017 | 1.662 ± 0.056 | – |
| q(10−3) | 3.08 ± 0.37 | 3.14 ± 0.47 | – |
| α (rad) | 3.587 ± 0.008 | 3.592 ± 0.012 | – |
| ρ (10−3) | <4 | <4 | – |
| ρ= (10−3) | – | – | – |
| qF | – | – | 0.123 ± 0.015 |
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