Individual Calculations March 2010
 Williams, Peter A  Total change: 58.05  Rating chartPersonal card
 Hastings Masters Hastings ENG 2009-12-28
RcRownchangeKK*chgGame
 2284 2012 5.50 9 3.87 15 58.05 
  O`Toole, George E 2146 ENG1.0010.681510.20 
  Anderson, John 2209 ENG1.0010.751511.25 
  Drozdovskij, Yuri g2412  * UKR0.001-0.0815-1.20 
  Getz, Nicolai 2270 NOR1.0010.821512.30 
  Kjartansson, Gudmundur m2391 ISL0.5010.41156.15 
  Ansell, Simon T m2387 ENG0.001-0.0915-1.35 
  Talsma, Paul 2252 NED0.5010.30154.50 
  Worek, Joanna wm2226 POL0.5010.27154.05 
  Marusenko, Petr m2264 UKR1.0010.811512.15 
 * 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)
 

 

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