Individual Calculations January 2009
 Costiuc, Ioan  Total change: -30.00  Rating chartPersonal card
 Open Romgaz Bucuresti ROU 2008-09-11
RcRownchangeKK*chgGame
 1896 1892 1.00 6 -2.00 15 -30.00 
  Suciu, Dinu-Simi f2189 ROU0.5010.35155.25 
  Georgescu, Cristian 2117 ROU0.001-0.2215-3.30 
  Rosca, Grigore 1737 ROU0.001-0.7115-10.65 
  Dragomir, Cosmin Gabriel 1654 ROU0.501-0.3015-4.50 
  Andrei, Gheorghe 2028 ROU0.001-0.3215-4.80 
  Sandru, Cristian-Spartacus 1649 ROU0.001-0.8015-12.00 

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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