Rapid: Individual Calculations January 2020
 Nettleton, Charlie B  Total change: 6.40  Rating chartPersonal card
 11th CSC London Chess Classic: Rapid Under 2050 London ENG 2019-12-07
RcRownchangeKK*chgGame
 1884 1912 3.50 6 0.32 20 6.40 
  Mackellar, Laurie 1638 ENG1.0010.17203.40 
  Dupre, Paul D 2001 ENG1.0010.622012.40 
  Blake, J Morgan 1880 ENG1.0010.46209.20 
  Coote, Trevor D 2075 ENG0.001-0.2820-5.60 
  Stern, Robert C 1801 ENG0.501-0.1520-3.00 
  Sagues, Vincent 1909 FRA0.001-0.5020-10.00 

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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