Individual Calculations September 2011
 Petkov, Peter  Total change: -48.30  Rating chartPersonal card
 Lichtenberger Sommer 2011 Berlin GER 2011-08-13
RcRownchangeKK*chgGame
 1705 2036 1.00 3 -1.61 30 -48.30 
  Laurin, Dirk 1671 GER0.501-0.4030-12.00 
  Kitzler, Gerhard 1636  * GER0.501-0.4230-12.60 
  Kasper, Peter 1808 GER0.001-0.7930-23.70 
 * 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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