Open Access
Table 4
Posterior estimates for Gaia-ìb and Gaia-2b.
| Parameter | Units | Value | ||||
|---|---|---|---|---|---|---|
| Gaia-1b | Gaia-2b | |||||
| Circular orbit | Eccentric orbit | |||||
| P | days | 3.052524± 1.7× 10−5 | 3.6915224 ± 3.9 × 10−6 | 3.6915237 ± 3.5 × 10−6 | ||
| T0 | BJD - 2455197.5 | 3271.18524 ± 5.7 × 10−4 | 3646.48875 ± 1.9 × 10−4 | 3646.48731 ± 2.5 × 10−4 | ||
| r1 | – |  |
0.806 ± 0.015 | 0.816 ± 0.015 | ||
| r2 | – | 0.124 ± 0.0023 | 0.1277 ± 0.0013 | 0.1282 ± 0.0013 | ||
| q1 ,Gaia | – |  |
 |
 |
||
| q2,Gaia | – |  |
 |
 |
||
| q1,TESS | – |  |
 |
0.64 ± 0.18 | ||
| q2,TESS | – |  |
 |
 |
||
| DTESS | – | 0.767 ± 0.036 |  |
 |
||
| P* | kg m−3 |  |
 |
 |
||
| γBlue | m s−1 | −37675 ± 18 | −35994 ± 9 | −35999 ± 10 | ||
| γRed | m s−1 | −37915 ± 14 | −35967 ± 6 | −35971 ± 6 | ||
| K | m s−1 | 243 ± 16 | 107.1±6.2 | 108.0 ± 5.6 | ||
| Inclination | degrees |  |
85.21 ± 0.25 | 85.66 ± 0.31 | ||
| a (semi-major axis) | AU | 0.04047 ± 9.4 × 10x−4 | 0.0467 ± 0.0015 | 0.0467 ± 0.0015 | ||
| e | – | – | – | 0.346 ± 0.023 | ||
| ω | degrees | – | – |  |
||
| Mp | MJ | 1.68 ± 0.11 | 0.817 ± 0.047 | 0.773 ±0.041 | ||
| Rp | RJ | 1.229 ± 0.021 | 1.322 ± 0.013 | 1.327 ± 0.014 | ||
| lnZ | — | 5518.7 | 8237.3 | 8285.6 | ||
| ln Z without a planet | – | 5409.6 | 8104.3 | – | ||
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