== P3.5 Verify the ADC rotation on sky == - **Phase** : 3 - **Status** : Draft - **Category** : Nighttime testing (functionality and operability) (C5) - **Recurrence** : once at commissioning - **Duration** : 4 hours **Description** - Evaluate the performance of the SHARK-NIR ADC. **Prerequisites** - Atmospheric conditions: photometric. - Authorize SHARK-NIR on the SX side. - Photometric stars as targets for every filter. - AO is working. - Target(s) at different Zenith distances? **Procedure** - Check the working of the ADC using different targets in varying zenith distances and observing using different science filters? - More details in this [https://docs.google.com/document/d/1m6ZCD6uzl7NFxJVmewzQuntThEvxezGz/edit link]. **Templates** **Success criteria** - xxx **Notes** **LBTO support** - AO support **Date performed and by whom**