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Table C.1

Log of the main runs.

Tasks Dates Sect.

Alignment of the metrology gondola (cables length adjustment, test of the vertical green laser, etc.) 27/07/2009 3/12/2009 7/02/2010 5.1

Servo loop (interaction matrix creation, PID parameters, bug corrections, etc.) 08/03/2010 14/04/2010 5.1.1 and D

Primary mirrors alignment and fringes detection 26/07/2010 09/2010 5.1.2 and 5.1.3

Characterization of the system stability; fringe image recording (Figs. 12 and 13) 23/02/2011 6 and 6.1

Notes. The dates correspond to the beginning of the night.

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