Individual Calculations March 2022
 Robson, Ian A  Total change: 25.60  Rating chartPersonal card
 2021/22 4NCL Division 3 South Rounds 3-4 Maidenhead ENG 2022-02-12
RcRownchangeKK*chgGame
 1910 2045 2.00 2 0.64 40 25.60 
  Howell, Chris I 1951 ENG1.0010.374014.80 
  Ortiz Sanchez, Luis 1869 ESP1.0010.274010.80 

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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