Changes between Version 30 and Version 31 of docs/CommissioningPlan/P2.6


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Timestamp:
10/31/22 14:49:41 (2 years ago)
Author:
mbergomi
Comment:

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  • docs/CommissioningPlan/P2.6

    v30 v31  
    88
    99**Description**
    10 - To verify the SHARK-NIR internal fast tip-tilt loop (using CRED2 and SHARK-NIR ALPAO DM) using the ARGOS light source (only at zenith) for various seeing conditions (0.5", 0.8" [or larger, if possible]) simulated at the ASM. This test will verify if the correction of the fast tip-tilt loop is affected by the residual turbulence for star at different magnitudes.
     10- To verify the SHARK-NIR internal fast tip-tilt loop (using CRED2 and SHARK-NIR ALPAO DM) using the ARGOS light source (only at zenith) for various seeing conditions (0.5", 0.8" [or larger, if possible]) simulated at the ASM. This test will verify if the correction of the fast tip-tilt loop is affected by the residual turbulence for star at different magnitudes. In Padova just tip-tilt was injected and it was injected on the DM mirror used also for its correction.
    1111- Before or after the previous test, we will also perform a short test (about 30 mins long) to find the center of the field while derotating.
    1212
    1313**Prerequisites**
    14 - Knowledge of Argos light source magnitude and the possibility of tuning its brightness (more info pending from LBTO, jenny?).
    15 - For the SN team: know in advance how many minutes of data can be downloaded from CRED2 or the ring-buffer size. Confirm 10 mins are ok.
     14- Knowledge of Argos light source magnitude and the possibility of tuning its brightness (more info pending from LBTO, jenny?).  In alternative we can change magnitude with our ND filters.
     15- For the SN team: know in advance how many minutes of data can be downloaded from CRED2 or the ring-buffer size. At least barycenter position should be saved, in a format compatible with statistical analyses. Confirm if 10 mins are ok.
    1616
    1717**Procedure for the Tip-Tilt internal fast loop test**
     
    4848
    4949**Success criteria**
    50 - SHARK-NIR fast tip-tilt loop works efficiently within the requirements in all the seeing conditions.
     50- SHARK-NIR fast tip-tilt loop works efficiently within the requirements in all the seeing conditions and magnitudes (comparison between open-close loop variation with different  injected turbulence).
    5151- The center of field estimated.
    5252