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Table 1
Observing log.
| Date | 09/12/2012 | 11/02/2013 |
| Star | HD 4691 | HD 123888 |
| Spectral type | F0V | K1III |
| V mag | 6.79 | 6.62 |
| L app. mag | 5.86 | 4.01 |
|
|
||
| DIT/NDIT/# fr | 0.2s/10/100 | 0.25s/80/40 |
| Seeing | 1′′–1 5 |
08–09 |
| τ0 | 2–4 ms | 4–5 ms |
| Strehl ratio | 65–80% | 75–80% |
| PA range | ≃30° | ≃30° |
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