Individual Calculations May 2011
 Abrahamyan, Tatev  Total change: 8.85  Rating chartPersonal card
 18th Annual Western Class Championships Agoura Hills, California USA 2011-03-11
RcRownchangeKK*chgGame
 2347 2326 2.00 3 0.59 15 8.85 
  Bachmann, Axel g2530 PAR0.001-0.2415-3.60 
  Nguyen, Nam H 2121 VIE1.0010.24153.60 
  Amanov, Zhanibek m2391 KAZ1.0010.59158.85 

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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