Table A.1.
Relative astrometric position of the BaBb secondary component, flux ratio, and resolved flux from PIONIER data.
| Parameters | |
|---|---|
| MJD | 59640.213272 |
| Δα (mas) | 16.4982 |
| Δδ (mas) | -13.8899 |
| σPA (°) | 152.5985 |
| σmaj (mas) | 0.0114 |
| σmin (mas) | 0.0099 |
| fBb/fBa (%) | 61 ± 1 |
| fresa(%) | 76 ± 2 |
| Baselines | K0-G2-D0-J3 |
| Seeing (″) | 0.83 |
| τ0 (ms) | 4.12 |
Notes.
Parameter to take the background cross-contamination into account (non-coherent light), parametrised in CANDID as a resolved flux. The last two rows correspond to the atmospheric conditions: the seeing and coherence time (τ0), measured by the seeing monitor.
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