Individual Calculations October 2015
 Oneil, Brandon J  Total change: -58.00  Rating chartPersonal card
 2015 Michigan Open Lansing, Michigan USA 2015-09-04
RcRownchangeKK*chgGame
 1822 1811 0.00 3 -1.45 40 -58.00 
  Bailey, Gregory E 1824 USA0.001-0.4840-19.20 
  Smith, Michael A 1798 USA0.001-0.5240-20.80 
  Williams, Ronald 1844 USA0.001-0.4540-18.00 

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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