Individual Calculations July 2010
 Petrovs, Aleksandrs  Total change: 4.80  Rating chartPersonal card
 Latvian team chess championship 2010 Riga, Liepaja, Kuldiga, Ventspils, Tukums LAT 2010-04-22
RcRownchangeKK*chgGame
 2136 1757 0.50 2 0.32 15 4.80 
  Berzina, Ilze wg2157  * LAT0.001-0.0815-1.20 
  Ungure, Liga wf2115 LAT0.5010.40156.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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