Table 4.
Parameter values of best fitting solutions for Gaia18cbf using Gaia and i-band follow-up photometric data.
| Parameter | GF0 | GF+ | GF− |
|---|---|---|---|
| t0, par − 245000. [days] | – | 8529.00 | |
| t0 − 2450000. [days] |
 |
 |
 |
| u0 |
 |
 |
 |
| tE [days] |
 |
 |
 |
| πEN | – |
 |
 |
| πEE | – |
 |
 |
| G0 [mag] |
 |
 |
 |
| fS, G |
 |
 |
 |
| i0 [mag] |
 |
 |
 |
| fS, i |
 |
 |
 |
| χ2 | 143.98 | 40.87 | 46.69 |
 |
1.40 | 0.40 | 0.46 |
Notes. GF0 is the point source–point lens model without including a microlensing parallax effect. GF+ and GF− are the point source–point lens models with including a microlensing parallax effect. For GF0, we chose the model with u0 > 0, because the posterior distribution for u0 was symmetrical.
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