Individual Calculations August 2015
 Dutta, Rishi  Total change: -2.40  Rating chartPersonal card
 2015 Oceania Zonal Open Championship Sydney AUS 2015-07-04
RcRownchangeKK*chgGame
 1925 1927 4.00 8 -0.06 40 -2.40 
  Steadman, Michael f2206 NZL0.001-0.1640-6.40 
  Antoniazzi, Francesco c1728 AUS0.501-0.2640-10.40 
  Russell, Paul 1807 AUS0.001-0.6640-26.40 
  Talam, Lito 1801 AUS1.0010.334013.20 
  Abbott, Peter 1887 AUS0.501-0.0640-2.40 
  Sirkka, Pertti T 1870 AUS1.0010.424016.80 
  Prasad, Calvin c2009 FIJ1.0010.614024.40 
  Murray, Bruce D 2092 AUS0.001-0.2840-11.20 

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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