Individual Calculations January 2017
 Grishin, Petr E.  Total change: 46.80  Rating chartPersonal card
 World Schools Boys U9 Sochi RUS 2016-12-03
 1455 1259 3.00 7 1.17 40 46.80 
  Ivanov, Svetlen c1613 BUL0.001-0.1140-4.40 
  Zaitsev, Kirill 1361 KAZ1.0010.644025.60 
  Geldymuradov, Mekan 1589 TKM0.001-0.1240-4.80 
  Balayan, Eduard 1512 RUS0.5010.314012.40 
  Kurulev, Egor 1430 RUS0.001-0.2740-10.80 
  Saprykin, Aleksey 1325 RUS1.0010.594023.60 
  Volkov, Andreiy 1356 FRA0.5010.13405.20 

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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