First splash events in CMS 2017
On April 29, 2017 at 18:10 CMS recorded the first events 2017. These are so-called splash events, in which only one beam is threaded into the LHC accelerator and hits a collimator near CMS. The resulting particle shower is recorded. Traditionally these events are celebrated with a special bottle of champagne. The start has worked well and now we are looking forward to many good data in 2017.