Individual Calculations May 2019
 Harff, Wilfried  Total change: 0.40  Rating chartPersonal card
 Pokalmannschaftsmeisterschaft NRW 2019 Vorrunde Duesseldorf GER 2019-03-30
RcRownchangeKK*chgGame
 2259 2167 0.50 1 0.13 20 2.60 
  Keller, Thomas 2259 GER0.5010.13202.60 

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)
 
 Dutch Team Competition 2018-2019 Klasse 3H Round 8 various NED 2019-04-13
RcRownchangeKK*chgGame
 2090 2167 0.50 1 -0.11 20 -2.20 
  Fleuren, Jan 2090 NED0.501-0.1120-2.20 

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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