Individual Calculations October 2017
 Van Zyl-Rudd, Jack  Total change: -72.80  Rating chartPersonal card
 Pearson Open Chess Tournament (A) Port Elizabeth RSA 2017-09-01
RcRownchangeKK*chgGame
 1838 2238 1.00 1 0.08 40 3.20 
  Nevin, Timothy 1838  * RSA1.0010.08403.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
 World Youth Chess Championship 2017 U16 Open Montevideo URU 2017-09-17
RcRownchangeKK*chgGame
 2052 2238 6.00 11 -1.90 40 -76.00 
  Carroll, Peter 1838  * IRL0.501-0.4240-16.80 
  Zhu, Yi f2399 CHN0.5010.21408.40 
  Lopez, Gonzalo 1961 ARG1.0010.17406.80 
  Fakhrutdinov, Timur f2441 RUS0.001-0.2440-9.60 
  Donoso Diaz, Sebastian f1997 CHI0.501-0.3040-12.00 
  Liu, Zhanhe 1912 CAN0.501-0.3740-14.80 
  Seibt, Sascha 1906 BEL0.501-0.3840-15.20 
  Vatsal, Singhania 2008 IND1.0010.21408.40 
  Kizatbay, Abyl 2065 NOR0.001-0.7340-29.20 
  Aspiazu, Marlon 2015 ECU1.0010.22408.80 
  Benitez Galeano, Alejandro c2028 PAR0.501-0.2740-10.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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