Individual Calculations January 2010
 Mazaltob, Gerald  Total change: 0.45  Rating chartPersonal card
 108e open international Club 608 Paris FRA 2009-10-24
RcRownchangeKK*chgGame
 1654 1518 1.00 3 0.03 15 0.45 
  Tchimichkian, Vardan 1609 FRA1.0010.62159.30 
  Guillot, Alain 1756 FRA0.001-0.2015-3.00 
  Herbert, Guy 1597 FRA0.001-0.3915-5.85 

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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