Individual Calculations October 2017
 Ahvenjarvi, Jani  Total change: 12.80  Rating chartPersonal card
 Finnish Championship League 2017-18 Round 1-2 Various FIN 2017-09-16
 2188 2318 2.00 2 0.64 20 12.80 
  Lauren, Martti f2196 FIN1.0010.33206.60 
  Pollari, Pasi 2180 FIN1.0010.31206.20 

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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