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Table 1.
Epochs of interferometric observations and uniform-disk diameters (UDD) of calibrators.
| Star | T [HJD] | Calibrators | UDDcal [mas] |
|---|---|---|---|
| δ Ori | 2460268.66081427 | HIP 26149 | 0.6658 ± 0.0492 |
| 2460270.66197214 | |||
| 2460271.64182168 | |||
| 2460300.59365039 | |||
| ζ Ori | 2460269.65275756 | HIP 26108 | 1.9350 ± 0.1051 |
| 2460271.75297908 | |||
| 2460300.67146289 | |||
| 2460317.64698373 | |||
| σ Ori | 2460268.82653117 | HIP 26174 | 0.6419 ± 0.0120 |
| 2460271.72554332 | |||
| 2460317.61074530 | |||
| 2460318.55852424 | |||
| ε Ori | 2460268.50080073 | ζ Lep | 0.7950 ± 0.0472 |
Notes. The values were taken from the VLTI or PIONIER pipeline database (GRAVI_FAINT_CALIBRATORS.fits), or recalibrated by us in the case of ζ Ori.
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