Individual Calculations January 2009
 Mailfert, Jean-Pierre  Total change: 2.25  Rating chartPersonal card
 N4 - R1 Various FRA 2008-10-18
RcRownchangeKK*chgGame
 2066 2127 0.50 1 -0.08 15 -1.20 
  Montroig, Marco 2066 FRA0.501-0.0815-1.20 

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)
 
 N4 - R2 Various FRA 2008-11-23
RcRownchangeKK*chgGame
 1913 2127 1.00 1 0.23 15 3.45 
  Mirabel, Marcel 1913 FRA1.0010.23153.45 

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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