Individual Calculations April 2009
 Pelerin, Martin  Total change: 12.15  Rating chartPersonal card
 25e open international de Cappelle Cappelle la Grande FRA 2009-02-28
RcRownchangeKK*chgGame
 2158 2007 3.00 7 0.81 15 12.15 
  Clarac, Jean-Marie 2195 FRA1.0010.741511.10 
  Berry, Neil f2317 SCO0.001-0.1415-2.10 
  Hagesaether, Ellen wm2223 NOR0.001-0.2215-3.30 
  Durao, Joaquim m2112 POR1.0010.64159.60 
  Piot, Olivier f2252 FRA0.001-0.2015-3.00 
  Delekta, Anna 1699 POL1.0010.14152.10 
  Maisuradze, Nino wm2308 GEO0.001-0.1515-2.25 

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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