Individual Calculations February 2018
 Adams, Mark  Total change: 8.00  Rating chartPersonal card
 2017/18 4NCL Division 3 South Rounds 3-4 Reading ENG 2018-01-13
RcRownchangeKK*chgGame
 2064 1927 0.50 1 0.18 20 3.60 
  Brown, Thomas 2064 WLS0.5010.18203.60 

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)
 
 Welsh Chess Premier League 2017/18 Round 3 Neath WLS 2018-01-21
RcRownchangeKK*chgGame
 2090 1927 0.50 1 0.22 20 4.40 
  Heap, Gerry 2090 WLS0.5010.22204.40 

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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