Open Access
Table B.1
Model parameters for the fit of the CHEOPS data.
| Jump parameters | Symbol | Units | Prior | MAP | C.I.a |
|---|---|---|---|---|---|
| Phase curve amplitude | Ap | ppm | U(0,500) | 70 |  |
| Jitter for V1 | jV1 | ppm | U(0,2000) | 300 |  |
| Normalization of V1 | c0,V1 | – | U(–0.002,0.002) | –0.0001 | –0.0002(1) |
| Linear term for V1 | c1,v1 | days–1 | U(–0.03,0.03) | 0.006 | 0.006(2) |
| Roll-angle… | a1,v1 | – | U(–0.02,0.02) | 0 | 0.0000(1) |
| … detrending… | b1,v1 | – | U(–0.02,0.02) | 0.0005 | 0.0005(2) |
| … coefficients… | a2,V1 | – | U(–0.02,0.02) | 0 | 0.0000(1) |
| … for V1 | b2,V1 | – | U(–0.02,0.02) | –0.0001 | –0.0001(1) |
| Jitter for V2 | jV2 | ppm | U(0,2000) | 600 | 600(100) |
| Normalization of V2 | c0,V2 | – | U(–0.002,0.002) | –0,0001 | –0.0001(2) |
| Linear term for V2 | c1,V2 | days–1 | U(–0.03,0.03) | 0.002 | 0.002(2) |
| Roll-angle… | a1,V2 | – | U(–0.02,0.02) | 0 | 0.0000(2) |
| … detrending… | b1,V2 | – | U(–0.02,0.02) | 0.0004 | 0.0004(2) |
| … coefficients… | a2,V2 | – | U(–0.02,0.02) | –0.0001 | –0.0001(2) |
| … for V2 | b2,V2 | – | U(–0.02,0.02) | 0.0001 | 0.0001(1) |
| Jitter for V3 | jV3 | ppm | U(0,2000) | 590 | 620(90) |
| Normalization of V3 | c0,V3 | – | U(–0.002,0.002) | –0.00011 | –0.00013(9) |
| Linear term for V3 | c1,V3 | days–1 | U(–0.03,0.03) | 0.009 | 0.009(3) |
| Roll-angle… | a1,V3 | – | U(–0.02,0.02) | 0.0003 | 0.0003(1) |
| … detrending… | b1,V3 | – | U(–0.02,0.02) | 0.0003 | 0.0006(1) |
| … coefficients… | a2,V3 | – | U(–0.02,0.02) | –0.0005 | –0.0005(1) |
| … for V3 | b2,V3 | – | U(–0.02,0.02) | –0.0002 | –0.0002(1) |
| Jitter for V4 | jV4 | ppm | U(0,2000) | 500 | 500(100) |
| Normalization of V4 | c0,V4 | – | U(–0.002,0.002) | –0.00001 | –0.00002(7) |
| Linear term for V4 | c1,V4 | days–1 | U(–0.03,0.03) | 0.002 | 0.002(2) |
| Roll-angle… | a1,V4 | – | U(–0.02,0.02) | 0 | 0.0001(1) |
| … detrending… | b1,V4 | – | U(–0.02,0.02) | –0.00001 | –0.00001(9) |
| … coefficients… | a2,V4 | – | U(–0.02,0.02) | –0.00024 | –0.00024(9) |
| … for V4 | b2,V4 | – | U(–0.02,0.02) | 0.00002 | 0.00002(9) |
| Jitter for V5 | jV5 | ppm | U(0,2000) | 480 | 490(70) |
| Normalization of V5 | c0,V5 | – | U(–0.002,0.002) | –0.00002 | –0.00003(6) |
| Linear term for V5 | c1,V5 | days–1 | U(–0.03,0.03) | –0.0001 | –0.0001(6) |
| Roll-angle… | a1,V5 | – | U(–0.02,0.02) | 0.00004 | 0.00004(7) |
| … detrending… | b1,V5 | – | U(–0.02,0.02) | 0.00025 | 0.00024(7) |
| … coefficients… | a2,V5 | – | U(–0.02,0.02) | –0.00017 | –0.00017(7) |
| … for V5 | b2,V5 | – | U(–0.02,0.02) | 0.00002 | 0.00002(7) |
| Jitter for V6 | jV6 | ppm | U(0,2000) | 510 | 520(70) |
| Normalization of V6 | c0,V6 | – | U(–0.002,0.002) | –0.00011 | –0.00012(6) |
| Linear term for V6 | c1,V6 | days–1 | U(–0.03,0.03) | 0.0015 | 0.0015(7) |
| Roll-angle… | a1,V6 | – | U(–0.02,0.02) | 0.00022 | 0.00022(7) |
| … detrending… | b1,V6 | – | U(–0.02,0.02) | 0.00004 | 0.00004(7) |
| … coefficients… | a2,V6 | – | U(–0.02,0.02) | –0.00028 | –0.00028(7) |
| … for V6 | b2,V6 | – | U(–0.02,0.02) | 0.00001 | 0.00001(7) |
| Jitter for V7 | jV7 | ppm | U(0,2000) | 400 | 410(80) |
| Normalization of V7 | c0,V7 | – | U(–0.002,0.002) | –0.00025 | –0.00026(6) |
| Linear term for V7 | c1,V7 | days–1 | U(–0.03,0.03) | 0.0088 | 0.0088(4) |
| Roll-angle… | a1,V7 | – | U(–0.02,0.02) | 0.00039 | 0.00039(5) |
| … detrending… | b1,V7 | – | U(–0.02,0.02) | 0.00001 | 0.00001(6) |
| … coefficients… | a2,V7 | – | U(–0.02,0.02) | –0.00024 | –0.00024(7) |
| … for V7 | b2,V7 | – | U(–0.02,0.02) | 0.00016 | 0.00016(7) |
| Jitter for V8 | jV8 | ppm | U(0,2000) | 460 | 480(80) |
| Normalization of V8 | c0,V8 | – | U(–0.002,0.002) | –0.0003 | –0.0003(1) |
| Linear term for V8 | c1,V8 | days–1 | U(–0.03,0.03) | –0.0003 | –0.0003(7) |
| Roll-angle… | a1,V8 | – | U(–0.02,0.02) | 0.0003 | 0.0003(2) |
| … detrending… | b1,V8 | – | U(–0.02,0.02) | 0.00028 | 0.00028(7) |
| … coefficients… | a2,V8 | – | U(–0.02,0.02) | –0.00045 | –0.00045(8) |
| … for V8 | b2,V8 | – | U(–0.02,0.02) | 0.0003 | 0.0003(1) |
| Jitter for V9 | jV9 | ppm | U(0,2000) | 0 |  |
| Normalization of V9 | c0,V9 | – | U(–0.002,0.002) | 0.0002 | 0.0002(2) |
| Linear term for V9 | c1,V9 | days–1 | U(–0.03,0.03) | 0.0030 | 0.0030(7) |
| Roll-angle… | a1,V9 | – | U(−0.02,0.02) | −0.0004 | −0.0004(3) |
| … detrending… | b1,V9 | – | U(−0.02,0.02) | 0.00006 | 0.00006(8) |
| … coefficients… | a2,V9 | – | U(−0.02,0.02) | −0.0001 | −0.0001(1) |
| … for V9 | b2,V9 | – | U(−0.02,0.02) | −0.0003 | −0.0003(4) |
| Fixed parameters | Symbol | Units | Value | Notes | |
| Transit time | T0 | BJDtdb-2400000 | 58912.10730 | see Table 4 | |
| Orbital frequency | vb | days-1 | 1.2292955 | see Table 4 | |
| Stellar density | ρ* | ρ⊙ | 2.20 | see Table 4 | |
| Stellar mass | M* | M⊙ | 0.71 | see Table 2 | |
| RV semi-amplitude | KRV | m/s | 551.7 | see Table 2 | |
| Linear LD coef. | uLLD | – | 0.648 | computed with LDTk | |
| GD coef. | yGD | – | 0.537 | from Claret (2021) | |
| Phase offset | Δϕ | – | 0 | ||
| Tidal lag | θ | rad | 0 | ||
| Derived parameters | Symbol | Units | MAP | C.I. | Notes |
| Eclipse depth | δecl | ppm | 70 |  |
280 (99.9% upper limit) |
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