Individual Calculations August 2015
 Qin, Tomson  Total change: 5.00  Rating chartPersonal card
 2015 Oceania Zonal Open Championship Sydney AUS 2015-07-04
RcRownchangeKK*chgGame
 1776 1637 3.00 8 0.25 20 5.00 
  Milligan, Helen cwf1978 NZL0.001-0.1220-2.40 
  Rewais, Sarwat 1889 AUS0.001-0.1920-3.80 
  Huynh, Arthur 2037  * AUS0.001-0.0820-1.60 
  Renzies, Elliott 1539 AUS0.001-0.6320-12.60 
  Shaw, Ralph 1651 AUS0.001-0.4820-9.60 
  Fikh, Anthony 1601 AUS1.0010.45209.00 
  Greenwood, Norman 1644 AUS1.0010.512010.20 
  Rains, Timothy 1870 NZL1.0010.792015.80 
 * 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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