Individual Calculations February 2019
 Van Dijk, Ron  Total change: -65.60  Rating chartPersonal card
 Chess Festival Groningen 2018 - Compact B Groningen NED 2018-12-26
RcRownchangeKK*chgGame
 1651 1769 1.00 4 -1.64 40 -65.60 
  Van Stiphout, Marc 1661 BEL0.501-0.1540-6.00 
  Brouwer, Jorn 1664 NED0.001-0.6440-25.60 
  Slagboom, Leandro 1674 NED0.501-0.1340-5.20 
  Koks, Paul 1606 NED0.001-0.7240-28.80 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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