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Table 1
Observing log. Sr-2.2 μm corresponds to the Strehl ratio measured at 2.2 μm.
| UT Date | Name | Instr. | Filter (Grism) | Camera | Exp. time | Sr-2.2 μm | Airmass | Comment |
|
|
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| 2009-01-31 | Z CMa | NACO | J,H, Ks, L′ | S13, L27 | 90 s | (32%) | 1.19 | |
| HD54335 | NACO | J,H, Ks, L′ | S13, L27 | 90 s | 22% | 1.25 | psf-ref | |
| 2009-02-06 | Z CMa | SINFONI | J | 0.025 | 240 s | n.a. | 1.05 | |
| Z CMa | SINFONI | H | 0.025 | 240 s | n.a. | 1.09 | ||
| Z CMa | SINFONI | K | 0.025 | 240 s | n.a. | 1.22 | ||
| 2009-01-28 | HIP072241 | SINFONI | J | 0.25 | 10 s | n.a. | 1.06 | telluric |
| 2009-02-22 | HIP054970 | SINFONI | H | 0.25 | 12 s | n.a. | 1.09 | telluric |
| 2009-02-07 | HIP071218 | SINFONI | K | 0.25 | 10 s | n.a. | 1.22 | telluric |
| 2009-02-26 | Z CMa | NACO | J,H, Ks, L′ | S13, L27 | 90 s | (42%) | 1.06 | |
| HD54335 | NACO | J,H, Ks, L′ | S13, L27 | 90 s | 41% | 1.11 | psf-ref | |
| 2009-03-11 | Z CMa | NACO | J,H, Ks, L′ | S13, L27 | 90 s | (41%) | 1.02 | |
| HD54335 | NACO | J,H, Ks, L′ | S13, L27 | 90 s | 34% | 1.04 | psf-ref | |
| 2009-12-07 | Z CMa | NIRC2 | Jcont, Hcont, Kcont | 9.96 mas/pix | 8.6 s | – | 1.29 | |
| HIP33998 | NIRC2 | Jcont, Hcont, Kcont | 9.96 mas/pix | 8.6 s | 45% | 1.51 | psf-ref | |
Notes. Seeing evaluated at 0.55 μm.
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