Individual Calculations December 2018
 Van Der Wiel, John  Total change: -1.70  Rating chartPersonal card
 Dutch Team Competition 2018-2019 Klasse 2C Round 3 various NED 2018-11-03
RcRownchangeKK*chgGame
 2120 2392 1.00 1 0.17 10 1.70 
  Van Woerden, Michiel 2120 NED1.0010.17101.70 

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 2C Round 4 various NED 2018-11-24
RcRownchangeKK*chgGame
 2106 2392 0.50 1 -0.34 10 -3.40 
  Passenier, Peter 2106 NED0.501-0.3410-3.40 

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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