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Table 3
Measured relative astrometry and photometry of HD 13724 B from the SPHERE observations.
| Instrument | Filter | Date | BJD (a) | ρ (mas) | θ (deg) | Contrast (mag) |
|---|---|---|---|---|---|---|
| IRDIS | H2 | 2018-08-18 | 58 349.29438 | 175.61 ± 4.45 | 272.15 ± 1.06 | 10.61 ± 0.16 |
| IRDIS | H3 | 2018-08-18 | 58 349.29438 | 178.85 ± 4.56 | 272.50 ± 1.71 | 11.34 ± 0.32 |
| IRDIS | H2–H3 | 2018-08-18 | 58 349.29438 | 177.70 ± 4.41 | 270.75 ± 1.76 | 11.71 ± 0.35 |
| IRDIS | J2 | 2019-10-12 | 58 768.16564 | 179.9 ± 12.69 | 289.92 ± 2.49 | 11.50 ± 0.40 |
| IRDIS | J3 | 2019-10-12 | 58 768.16564 | 188.90 ± 4.98 | 288.75 ± 1.05 | 10.37 ± 0.04 |
| IRDIS | J3–J2 | 2019-10-12 | 58 768.16564 | 187.59 ± 1.60 | 288.25 ± 0.58 | 10.82 ± 0.09 |
| IRDIS | K1 | 2019-10-18 | 58 774.20206 | 190.55 ± 9.05 | 288.75 ± 1.51 | 10.29 ± 0.18 |
| IRDIS | K2 | 2019-10-18 | 58 774.20206 | 192.12 ± 15.84 | 288.75 ± 2.52 | 11.10 ± 0.46 |
| IRDIS | K1–K2 | 2019-10-18 | 58 774.20206 | 200.32 ± 16.15 | 288.58 ± 2.62 | 11.15 ± 0.43 |
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