Individual Calculations September 2017
 Ostrovskiy, Aleksandr  Total change: 4.80  Rating chartPersonal card
 16th Annual Manhattan Open New York, New York USA 2017-08-18
RcRownchangeKK*chgGame
 2231 2386 2.50 3 0.48 10 4.80 
  Sena, Juan 2039 DOM1.0010.11101.10 
  Busygin, Stanislav 2154 USA1.0010.21102.10 
  Paragua, Mark g2500 PHI0.5010.16101.60 

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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