I don't recall but did we optimize M56 in each arc as part of the start-up? Might be related to pathlength issues. Mike -- Michael Spata Deputy Associate Director Accelerator Ops and R&D Jefferson Lab -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://mailman.jlab.org/pipermail/bteam/attachments/20230214/121de47c/attachment.html>