Individual Calculations January 2009
 Marcelin, Philippe  Total change: 4.50  Rating chartPersonal card
 105e open international Club 608 Paris FRA 2008-10-25
RcRownchangeKK*chgGame
 1881 1861 4.50 9 0.30 15 4.50 
  Belardello, Mario-Jovani 2020 FRA1.0010.711510.65 
  Quenehen, Marc 2075 FRA0.001-0.2315-3.45 
  Nguyen, Vincent 2017 FRA0.5010.21153.15 
  Abbey, Anate 1675 FRA0.501-0.2415-3.60 
  Herbert, Guy 1547 FRA1.0010.14152.10 
  Boursier, Xavier 2024 FRA0.5010.22153.30 
  Houlgate, Anthony 1948 FRA0.001-0.3815-5.70 
  Zaky, Tamir 1889 FRA0.001-0.4615-6.90 
  Doucin, Paul 1734 FRA1.0010.33154.95 

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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