Individual Calculations January 2017
 Yurpik, Roman  Total change: -58.00  Rating chartPersonal card
 World Schools Boys U9 Sochi RUS 2016-12-03
 1379 1364 0.00 3 -1.45 40 -58.00 
  Ivanov, Svetlen c1613 BUL0.001-0.1940-7.60 
  Elgin, Omur 1163 TUR0.001-0.7640-30.40 
  Zaitsev, Kirill 1361 KAZ0.001-0.5040-20.00 

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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