Individual Calculations May 2011
 Zatonskih, Vitaly  Total change: -0.75  Rating chartPersonal card
 Oberliga NRW Bochum GER 2010-09-26
RcRownchangeKK*chgGame
 2212 2277 1.50 2 0.32 15 4.80 
  Villwock, Martin 2188 GER1.0010.38155.70 
  Heisel, Guido 2236 GER0.501-0.0615-0.90 

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)
 
 Nationale Interclubs 2010-2011 Various BEL 2010-09-26
RcRownchangeKK*chgGame
 1953 2277 0.50 1 -0.37 15 -5.55 
  Costa, Serge 1953 BEL0.501-0.3715-5.55 

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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