Individual Calculations January 2019
 Maraiyesa, Seun Wole  Total change: -45.20  Rating chartPersonal card
 10th CSC London Chess Classic: 5-Day Under 2050 London ENG 2018-12-09
RcRownchangeKK*chgGame
 1948 1758 1.00 3 0.23 40 9.20 
  Hayward, Alan 1903 ENG1.0010.694027.60 
  Landau, Jonathan 1946 ENG0.001-0.2640-10.40 
  Xaxiris, Evangelos 1995 GRE0.001-0.2040-8.00 

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)
 
 10th CSC London Chess Classic: 5-Day Under 1750 London ENG 2018-12-09
RcRownchangeKK*chgGame
 1540 1758 0.00 1 -0.78 40 -31.20 
  Ivanov, Elizabeth 1540 ENG0.001-0.7840-31.20 

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)
 
 10th CSC London Chess Classic: Weekend Under 1825 London ENG 2018-12-14
RcRownchangeKK*chgGame
 1614 1758 1.50 3 -0.58 40 -23.20 
  Probert, Malcolm A 1620 WLS1.0010.314012.40 
  Lim, Yu-Chin (peter) 1659 ENG0.001-0.6440-25.60 
  Ong, Weng Yan 1564 MAS0.501-0.2540-10.00 

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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