Individual Calculations September 2021
 O`connor, Christopher J  Total change: 0.00  Rating chartPersonal card
 51st Annual Continental Open - Under 2200 Sturbridge, Massachusetts USA 2021-08-12
RcRownchangeRpKK*chgGame
 1850 0 2.50 6 0.00 1793   0.00 
  Dedona, Mark 1974 USA0.0010.00 0.00 
  Seshadri, Sridhar 1575 USA1.0010.00 0.00 
  Lancman, Kyle B. 1842 USA0.5010.00 0.00 
  Feng, Eric 1755 USA1.0010.00 0.00 
  Chen, Derek 1846 USA0.0010.00 0.00 
  Meredith, Matthew 2108 USA0.0010.00 0.00 

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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