Individual Calculations March 2011
 Ledger, Dave J  Total change: 10.05  Rating chartPersonal card
 Hastings Masters 2011 Hastings ENG 2010-12-28
RcRownchangeKK*chgGame
 2291 2261 4.50 8 0.67 15 10.05 
  Hebden, Mark L g2560 ENG1.0010.851512.75 
  Pert, Richard G m2464 ENG0.001-0.2415-3.60 
  De Coverly, Roger D 2091 ENG1.0010.28154.20 
  Edouard, Romain g2636 FRA0.001-0.0915-1.35 
  Marzano, Carlo 2160 ITA1.0010.36155.40 
  Sergienko, Vladislav 2133 UKR0.001-0.6715-10.05 
  Rayner, Francis 2141 WLS0.501-0.1615-2.40 
  Green, Andrew D 2141 SCO1.0010.34155.10 

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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