Individual Calculations September 2015
 Nguyen, Piotr  Total change: 5.60  Rating chartPersonal card
 SUMMER PRAGUE OPEN 2015 - A - IM open Praha CZE 2015-08-07
 2255 2321 5.50 9 0.28 20 5.60 
  Greeuw, Sietske 1989 NED1.0010.12202.40 
  Hund, Barbara wg2152 SUI1.0010.28205.60 
  Kourousis, Epaminondas m2421 CZE0.5010.14202.80 
  Neuman, Petr g2464 CZE0.5010.19203.80 
  Pulpan, Jakub f2309 CZE0.501-0.0220-0.40 
  Ramondino, Renzo f2168 ITA1.0010.30206.00 
  Jirka, Jiri m2412 CZE0.001-0.3820-7.60 
  Chekletsov, Ilya 2191 RUS0.501-0.1820-3.60 
  Dowgird, Filip 2193 POL0.501-0.1720-3.40 

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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