Individual Calculations December 2017
 Collett, Peter  Total change: 6.00  Rating chartPersonal card
 Div II 3 2017-18 R12 Sweden SWE 2017-10-14
RcRownchangeKK*chgGame
 1907 2189 1.00 1 0.16 20 3.20 
  Kahtan, Mohamed 1907 SYR1.0010.16203.20 

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)
 
 Hasselbacken Chess Open 2017 lang Stockholm SWE 2017-11-04
RcRownchangeKK*chgGame
 1950 2202 3.00 4 -0.22 20 -4.40 
  Eriksson, Hans 1960 1885 SWE1.0010.13202.60 
  Evertsson, Rune 1988 SWE0.501-0.2720-5.40 
  Briem, Stephan 1880 ISL1.0010.13202.60 
  Carlsson, Nils 2047 SWE0.501-0.2120-4.20 

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)
 
 Lag-DM 2017/18 Elit R 3 Stockholm SWE 2017-11-13
RcRownchangeKK*chgGame
 1985 2202 1.00 1 0.22 20 4.40 
  Ekenberg, Ulf 1985 SWE1.0010.22204.40 

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)
 
 Lag-DM 2017/18 Div 1 R 3 Stockholm SWE 2017-11-13
RcRownchangeKK*chgGame
 2306 2202 0.50 1 0.14 20 2.80 
  Ong, Kezli 2306 SWE0.5010.14202.80 

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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