Table 1
Summary of the VLTI/GRAVITY data obtained for the five observed RSGs and their calibrators.
| Target | Date | UT | Seeing sci (″) | τ0 (ms) | Calibrator | Seeing calib (″) | τ0 (ms) | AT configuration |
|---|---|---|---|---|---|---|---|---|
| AH Sco | 17-06-18 | 01:21:25 | 1.09 | 2.23 | HD 159881 | 1.05 | 3.60 | K0G2D0J3/Medium |
| HD 152636 | 0.89 | 2.23 | K0G2D0J3/Medium | |||||
| V602 Car | 22-01-23 | 05:23:32 | 0.65 | 8.20 | HD 96442 | 0.7 | 7.94 | K0G2D0J3/Medium |
| HD 103859 | 0.63 | 7.84 | K0G2D0J3/Medium | |||||
| CK Car | 22-01-23 | 04:34:00 | 0.68 | 7.5 | HD 89736 | 0.71 | 6.9 | K0G2D0J3/Medium |
| HD 90677 | 0.82 | 6.1 | K0G2D0J3/Medium | |||||
| V460 Car | 25-11-22 | 05:40:34 | 0.75 | 9.1 | Q Car | 1.06 | 6.5 | K0G2D0J3/Medium |
| HD 60228 | 0.65 | 11.1 | K0G2D0J3/Medium |
Notes. Shown are the target name, the date when the observation was taken, the UT time at the start of the observation, the seeing of the science target, the coherence time, τ0, at the start of the observation, the calibrator name, the seeing of the calibrator, the coherence time of the calibrator, and the AT configuration.
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