Individual Calculations January 2009
 Popov, Luben  Total change: 5.50  Rating chartPersonal card
 58th Team Ch (m) 1-st Division Borovets BUL 2008-10-01
RcRownchangeKK*chgGame
 2213 2311 3.00 4 0.55 10 5.50 
  Panajotov, Janko 2214 BUL1.0010.37103.70 
  Georgiev, Biser 2260 BUL0.501-0.0710-0.70 
  Spassov, Liuben g2417 BUL0.5010.14101.40 
  Lazarov, Janaki 1961 BUL1.0010.11101.10 

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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