Individual Calculations June 2023
 Valentine, Brian J  Total change: -4.00  Rating chartPersonal card
 2022/23 4NCL Division 3 East Rounds 9-11 Milton Keynes ENG 2023-04-29
RcRownchangeKK*chgGame
 1957 1912 0.00 1 -0.44 20 -8.80 
  Peck, Silas 1957 ENG0.001-0.4420-8.80 

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)
 
 2022/23 4NCL Division 3 West Rounds 9-11 Warwick ENG 2023-04-29
RcRownchangeKK*chgGame
 1802 1912 1.50 2 0.24 20 4.80 
  Parker, Francis 1955 RSA1.0010.562011.20 
  Rudny, Tomasz 1648 POL0.501-0.3220-6.40 

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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