Individual Calculations November 2009
 Poletto, Claude  Total change: -6.25  Rating chartPersonal card
 109e Open Club 608 Paris FRA 2009-08-25
RcRownchangeKK*chgGame
 1825 1718 3.00 8 -0.03 25 -0.75 
  Peignien, Laurent 1520 FRA1.0010.24256.00 
  Violini, Paolo 1997 ITA1.0010.842521.00 
  Stoenescu, Radu 2118  * FRA0.001-0.0825-2.00 
  Eid, Maha 1964 FRA0.5010.31257.75 
  Delgrange, Jean-Loup 1935 FRA0.001-0.2225-5.50 
  Eid, Amine 1828 FRA0.001-0.3525-8.75 
  Sorbe, Xavier 1649 FRA0.001-0.6025-15.00 
  Tchimichkian, Vardan 1589 FRA0.501-0.1725-4.25 
 * 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)
 
 Nationale 4 - R1 Various FRA 2009-10-04
RcRownchangeKK*chgGame
 1889 1718 0.00 1 -0.27 25 -6.75 
  Djemil, Karim 1889 FRA0.001-0.2725-6.75 

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)
 
 Nationale 4 - R2 Various FRA 2009-10-18
RcRownchangeKK*chgGame
 1754 1718 0.50 1 0.05 25 1.25 
  Epstein, Raphael 1754 FRA0.5010.05251.25 

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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