Individual Calculations September 2019
 Gichuguma, Ian Ndugu  Total change: -13.80  Rating chartPersonal card
 61st Nairobi Chess Club Championship - U1600 Section Nairobi KEN 2019-08-24
RcRownchangeKK*chgGame
 1273 1416 0.00 1 -0.69 20 -13.80 
  Shah, Viraj Bhaveshu 1273 KEN0.001-0.6920-13.80 

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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