ant im atter ) ▁asym met ry . ▁Ach iev ement ▁of ▁these ▁goals ▁requires ▁reduction ▁of ▁the ▁statistical ▁and ▁system atic ▁errors , ▁and ▁thus ▁a ▁significant ▁upgrade ▁of ▁the ▁beam line ▁and ▁the ▁N D 2 8 0 ▁det ector , ▁as ▁well ▁as ▁improvements ▁in ▁the ▁software ▁and ▁analysis ▁methods . ▁ ▁Be am ▁upgrade ▁ ▁The ▁beam ▁upgrade ▁plan ▁requires ▁one ▁year ▁long ▁shut ▁down ▁of ▁the ▁J - PAR C ▁Main ▁Ring ▁acceler ator ▁in ▁ 2 0 2 1 , ▁followed ▁by ▁a ▁constant ▁grad ual ▁increase ▁of ▁the ▁pro ton ▁beam ▁power ▁until ▁the ▁start ▁of ▁the ▁H K ▁experiment . ▁The ▁beam ▁power ▁should ▁reach ▁ 7 5 0   k W ▁in ▁ 2 0 2 2 ▁and ▁then ▁grow ▁to ▁ 1 . 3 ▁M W ▁by ▁ 2 0 2 9 . ▁ ▁In ▁February ▁ 2 0 2 0 , ▁the ▁pro ton ▁beam ▁power ▁reached ▁ 5 1 5   k W ▁with ▁ 2 . 7 x 1 0 1 4 ▁pro tons ▁per ▁pul se ▁and ▁with ▁ 2 . 4 8 ▁seconds ▁between ▁p uls es ▁( so - called ▁repet ition ▁cycle ). ▁To ▁reach ▁ 7 5 0   k W , ▁the ▁repet ition ▁cycle ▁will ▁be ▁reduced ▁to ▁ 1 . 3 2 ▁s ▁with ▁ 2 . 0 x 1 0 1 4 ▁pro tons ▁per ▁pul se , ▁while ▁for ▁ 1 . 3 ▁M W ▁the ▁repet ition ▁cycle ▁has