Table 1: Observational conditions for the two runs, compared with the conditions of epoch 4 for the NACO-SDI $\epsilon$ Eri campaign for reference (Janson et al. 2007).
NB4.05, 1 NB4.05, 2 SDI

Main date 17 Dec. 2007 28 Dec. 2007 1 Jan. 2006

Mean seeing^a 1.42'' 0.65'' 0.82''

Mean Strehl^b 84.3% 87.4% 33.8%

Mean humidity 6% 32% 38%

Coherence time^a 2.6 ms 3.4 ms 3.8 ms

Frames 19 19 52

(per angle)

DIT 1.0 s 1.0 s 1.0 s

NDIT 61 61 86

Tot. time 1159 s 1159 s 4472 s

(per angle)

^a
Values given by the atmospheric seeing monitor at a wavelength of 500 nm.
^b
Strehl ratio given by the AO system, rescaled to the observing wavelengths.

**Table 1:** Observational conditions for the two runs, compared with the conditions of epoch 4 for the NACO-SDI $\epsilon$ Eri campaign for reference (Janson et al. 2007).
	NB4.05, 1	NB4.05, 2	SDI
Main date	17 Dec. 2007	28 Dec. 2007	1 Jan. 2006
Mean seeing^a	1.42''	0.65''	0.82''
Mean Strehl^b	84.3%	87.4%	33.8%
Mean humidity	6%	32%	38%
Coherence time^a	2.6 ms	3.4 ms	3.8 ms
Frames	19	19	52
(per angle)
DIT	1.0 s	1.0 s	1.0 s
NDIT	61	61	86
Tot. time	1159 s	1159 s	4472 s
(per angle)

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