Individual Calculations February 2019
 Healy, John  Total change: 15.20  Rating chartPersonal card
 LCU Armstrong Cup 2018-19 Rounds 5-6 Dublin IRL 2018-12-08
RcRownchangeKK*chgGame
 1972 1879 1.50 2 0.76 20 15.20 
  Martinez Otero, Daniel 1943 ESP1.0010.592011.80 
  Bottino, Alexiei 2001 ITA0.5010.17203.40 

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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